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United States Patent 3127170
Publication Date:
03/31/1964
Export Citation:
Click for automatic bibliography generation
Primary Class:
472/14
Other Classes:
297/135
International Classes:
A47B83/02
;
A47D1/00
;
A47D3/00
;
A47B83/00
;
A47D1/00
;
A47D3/00
View Patent Images:
Download PDF 3127170
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US Patent References:
2785735
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