Title:
Ladders and improved ladder elements
Document Type and Number:
United States Patent 3002582

Inventors:
Julien, Marcelis Jules
Publication Date:
10/03/1961
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Assignee:
Achat, Ventes Representations S.
Primary Class:
182/194
International Classes:
E06C7/08; E06C7/00
US Patent References:
0469519
0654786
0720623
0975223
1552746Wrist pin and wheel crank
2594561Ladder of lightweight metals
2632592Ladder
Foreign References:
GB232574A
GB654320A




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