Title:
Form hoist
United States Patent 2686659


Inventors:
Fredwill, Bittner
Application Number:
US24700051A
Publication Date:
08/17/1954
Filing Date:
09/17/1951
Assignee:
Fredwill, Bittner
Primary Class:
Other Classes:
254/310, 269/71
International Classes:
E04G19/00
View Patent Images:
US Patent References:
2051832Puller hoist1936-08-25
1025155N/A1912-05-07
0765610N/A1904-07-19
0603582N/A1898-05-03
Foreign References:
DE91777C
AT50874B1911-11-25