Proprietà:Invented by

Inventore o inventori che hanno presentato un brevetto, da indicare con nome e cognome, separato da virgole se sono più di uno. Usare il campo Inventor riportato dall'EPO o dall'ufficio americano dei brevetti.

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Patent-US-1551604.pdf +

Lucifer J. Most +

Patent-US-1554517.pdf +

Daniel A. O'Neill +

Patent-US-1554604.pdf +

Walter A. Sheaffer +

Patent-US-1554803.pdf +

Harry Esterow +

Patent-US-1555407.pdf +

William I. Ferris +