Safe load indicator
United States Patent 2569890
US Patent References:
Calculating machine
- - 1456061
Safety device for the prevention of overloading cranes and the like
- - 2015957
Calculating machine
- - 1456061
Safety device for the prevention of overloading cranes and the like
- - 2015957
Inventors:
Reginald, Hicks
Publication Date:
10/02/1951
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Export Citation:
Assignee:
American, France Foamite Cor LA.
Primary Class:
Other Classes:
116/300, 33/792, 33/1R
International Classes:
E06C5/34; E06C5/00
Foreign References:
| IT291556B | ||||
| FR595554A |