Title:
Cattle guard
United States Patent 2591220
US Patent References:
/0506242.html
- - 0506242

Cattle guard gate
- - 2518855


Inventors:
Welter, Grover C.
Publication Date:
04/01/1952
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Assignee:
Welter, Grover C.
Primary Class:
256/17
International Classes:
A01K3/00