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Title:
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United States Patent 1367248
Inventors:
Isadore, Goldman
Leo, Schlesinger
Publication Date:
02/01/1921
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Download PDF 1367248
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Assignee:
Isadore, Goldman
Leo, Schlesinger
Primary Class:
220/789
Other Classes:
220/662, 206/278, 190/19
International Classes:
A47F3/14
;
A47F3/00