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Title:
LATCH-LOC CONSTRUCTION
United States Patent 3457572
US Patent References:
Spring filling construction for mattresses and cushions
- - 2120093
Cushion spring structure
- - 2240051
Cushion spring structure
- - 2243210
Spring mattress structure
- - 2291390
Spring cushion unit
- - 2630586
Inventors:
Rymland, Murray J.
Publication Date:
07/29/1969
View Patent Images:
Download PDF 3457572
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Assignee:
Murray, Rymland J.
Primary Class:
5/260
Other Classes:
5/721, 5/270
International Classes:
A47C27/07
;
A47C27/04
; B68G9/00
US Patent References:
2791783
Spring cushion assembly
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