TREA

DUCHESS MFG. CORP.

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Organization

  • HOBOKEN, NJ, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Clasp assembly
    • Patent number 4,158,904
    • Issue date Jun 26, 1979
    • Duchess Mfg. Corp.
    • Richard D. Learn
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Grant

    Link chain
    • Patent number 4,051,668
    • Issue date Oct 4, 1977
    • Duchess Mfg. Corporation
    • Richard D. Learn
    • A44 - HABERDASHERY JEWELLERY

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

  • Information Trademark

    73169009 - MARANNE
    • Serial number 73169009
    • Registration number 1109973
    • Filing date May 4, 1978
    • DUCHESS MFG. CORP.
    • 14 - Precious metals and their alloys and goods in precious metals or coated therewith, not included in other classes