TREA

with horizontal interlocking wound springs Attachment thereof to the frame

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Industry

  • CPC
  • A47C23/145
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Parent Industries

AHUMAN NECESSITIES A47Furniture A47CCHAIRS SOFAS BEDS A47C23/00Spring mattresses with rigid frame or forming part of the bedstead Divan bases; Slatted bed bases

Current Industry

A47C23/145with horizontal interlocking wound springs Attachment thereof to the frame
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Spring assembly and boxspring unit incorporating same
    • Patent number 4,004,303
    • Issue date Jan 25, 1977
    • Hoover Ball and Bearing Company
    • Jack C. Mandusky
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    3841618
    • Patent number 3,841,618
    • Issue date Oct 15, 1974
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    3441961
    • Patent number 3,441,961
    • Issue date May 6, 1969
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    1919841
    • Patent number 1,919,841
    • Issue date Jul 25, 1933
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    1780352
    • Patent number 1,780,352
    • Issue date Nov 4, 1930
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    1639422
    • Patent number 1,639,422
    • Issue date Aug 16, 1927
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...