Title:
Spring assemblies
Document Type and Number:
United States Patent 3288458

Inventors:
Gutzman, Edward H.
Publication Date:
11/29/1966
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Assignee:
HOOVER BALL & BEARING CO
Primary Class:
267/107
International Classes:
A47C7/30; A47C7/02
US Patent References:
2829880Formed spring units and spring assemblies of sinuous design
2834594One piece formed sinuous spring


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