patent · · added 2 months ago
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Everything the archive has gained lately, newest first. Also as a feed for whatever you read feeds with.
August 2026
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patent · · added 2 months ago
High-Frequency Measuring Hangar for Measuring Large Test Objects
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patent · · added 2 months ago
Solar energy collecting apparatus
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patent · · added 2 months ago
Solar wall panel
Machine transcription of the US4602615A patent scan, 4 pages.
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patent · · added 2 months ago
Polymeric materials for external applications with self-healing surface properties after scratches or abrasion damage
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patent · · added 2 months ago
Light concentrator apparatus and solar concentrator device
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patent · · added 2 months ago
Triangular spherical element solar cell, panel, and array
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patent · · added 2 months ago
Solar energy for LNG vaporization
Machine transcription of the US4331129A patent scan, 13 pages.
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patent · · added 2 months ago
Solar steam generating and distribution system
Machine transcription of the US4459970A patent scan, 5 pages.
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patent · · added 2 months ago
Spherical system for the concentration and extraction of solar energy
A spherical system for the concentration and extraction of solar energy includes a boiler fitted with a heat transfer fluid such as liquid sodium and connectable to means for conve...
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patent · · added 2 months ago
Hood or cover used to eradicate fire ants
Machine transcription of the US4640044A patent scan, 3 pages.
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patent · · added 2 months ago
Solar energy heating apparatus
Machine transcription of the US3182654 patent scan, 3 pages.
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patent · · added 2 months ago
Air supported solar still
Machine transcription of the US3174915 patent scan, 6 pages.
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patent · · added 2 months ago
Inflatable solar energy collector
Machine transcription of the US3125091 patent scan, 8 pages.
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patent · · added 2 months ago
Solar heater
Machine transcription of the US1672750 patent scan, 7 pages.
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patent · · added 2 months ago
Electric igniter system
An electric igniter system for a fuel burner including an electrical resistance type igniter, wherein the resistance element is of a type having a negative temperature coefficient...
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patent · · added 2 months ago
Water on fire appearing water displays
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patent · · added 2 months ago
Burner ignition and flame monitoring system
Machine transcription of the US4405299A patent scan, 5 pages.
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patent · · added 2 months ago
Colored flame water fountain illumination system
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patent · · added 2 months ago
Apparatus and method for improved ignition of a gaseous fuel burner in an appliance
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patent · · added 2 months ago
Combination igniter and temperature sensor
Machine transcription of the US3495925 patent scan, 5 pages.
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patent · · added 2 months ago
Curtain frame device
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patent · · added 2 months ago
Automatic gas lamp with safety control circuit
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patent · · added 2 months ago
Glow coil ignitor
A glow coil ignitor including a coil of molybdenum disilicide wire having straight end portions of approximately equal lengths, said coil being in the shape of a helix having an ap...
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patent · · added 2 months ago
Igniter-thermistor assembly
Machine transcription of the US3467812 patent scan, 4 pages.
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patent · · added 2 months ago
Direct ignition of fluid fuel burners
Machine transcription of the US3457020 patent scan, 3 pages.
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patent · · added 2 months ago
Flame-proving ignition system for gas burners
Machine transcription of the US3502419 patent scan, 4 pages.
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patent · · added 2 months ago
Gas burner ignition system
Machine transcription of the US3183959 patent scan, 8 pages.
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patent · · added 2 months ago
Ignition and control system for gas-fueled heating devices
Machine transcription of the US3196929 patent scan, 9 pages.
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patent · · added 2 months ago
Fuel ignition system
Machine transcription of the US2385699 patent scan, 4 pages.