Title:
SUPPORT FOR TRENCH GUARD RAIL
Document Type and Number:
United States Patent 3445129

Inventors:
Penote, Vincent S.
Publication Date:
05/20/1969
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Referenced by:
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Assignee:
CLEVELAND TRENCHER CO
Primary Class:
403/174
Other Classes:
403/332, 248/188, 52/638, 52/848, 403/183, 403/182, 403/181, 182/185.100, 256/66, 403/217
International Classes:
E04G7/02; E04G7/00; E04C3/00; F16D1/00; F16D3/08; F16B7/00
US Patent References:
0488349
1932959Combination seat, table, and canopy-stand
2818289Top fitting castings
Foreign References:
CA637526A
FR73556A
FR1174089A
FR1231101A
GB829376A




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