SPRING ASSEMBLY
United States Patent 3426371
US Patent References:
Inner spring mattress
- - 2029076
Side reinforcement for inner spring mattresses
- - 2709819
Spring cushion assembly
- - 2993215
Torsional edge spring for mattresses and the like
- - 3200417
Inner spring mattress
- - 2029076
Side reinforcement for inner spring mattresses
- - 2709819
Spring cushion assembly
- - 2993215
Torsional edge spring for mattresses and the like
- - 3200417
Inventors:
Robinson, Dale D.
Publication Date:
02/11/1969
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Export Citation:
Assignee:
US BEDDING CO THE
Primary Class:
Other Classes:
5/265
International Classes:
A47C27/06; A47C27/04; A47C25/00; A47C23/04