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1 result for “page 2 of 7” · 1643ms

Patent

US3182982 Infra-red wire annealing apparatus

Cited prior art · Donald E Ruff · Universal Oil Products Co · United States · 1965

Page 1 Drawing sheet — no readable text. Page 2 United States Patent Office 3,182,982 Patented May 11, 1965 necessarily high temperature