All Patents in class 405/186


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All Patents in class 405/186
Patents 1 - 3 of 3
Number	Date	Patentee	Title	Type
5,834X	Feb. 18, 1830	S.(. Short, N. Bradford	Diving armor (Sub-marine explorer)
8,255X	Jun. 14, 1834	L. Norcross	Elastic diving suit
9,270X	Nov. 30, 1835	J.R. Cambell	Diving dress