Title:
Collapsible scaffolding
Document Type and Number:
United States Patent 1943871
Inventors:
Landberg, Carl E.
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Publication Date:
01/16/1934
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Referenced by:
Export Citation:
Assignee:
Landberg, Carl E.
Primary Class:
Other Classes:
182/179.100
International Classes:
E04G1/34; E04G1/00