Convertible crane
United States Patent 1509295

Inventors:
Holcomb, Alpheus E.
Russell, Leslie A.
Publication Date:
09/23/1924
View Patent Images:
Download PDF 1509295 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
KOEHRING CO
Primary Class:
414/690
Other Classes:
254/299, 414/625, 212/167, 37/403, 212/232, 254/297, 446/426
International Classes:
E02F3/42; E02F3/96; E02F9/20; E02F3/04