Reference numerals / Water Fuel Injection System / Figures Figure (3B) Figure (3B) How it is written (3B) 1× Drawings 1 Beside the passage · Water Fuel Injection System Where it is named · 1 Water Fuel Injection System 1× Figure 3A and Figure 3B respectively show. a side cross-section view and frontal view of an alternatively configured injector. Figure 4 shows a disk array of injectors (No 3B in Patent - Assumed 3 is 3B) Read it there → ← Figure (3A) Figure (4) →