TREA

Richard Allen Bernard

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  • Flossmoor, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Twist drill point splitting/web thinning apparatus
    • Patent number 4,485,596
    • Issue date Dec 4, 1984
    • Darex Corporation
    • David A. Bernard
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Universal twist drill sharpener apparatus
    • Patent number 4,471,581
    • Issue date Sep 18, 1984
    • Darex Corporation
    • David A. Bernard
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Chuck
    • Patent number 4,093,247
    • Issue date Jun 6, 1978
    • Darex Corporation
    • Arthur Alexander Bernard
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Twist drill sharpener and aligning fixture
    • Patent number 4,001,975
    • Issue date Jan 11, 1977
    • Darex Corporation
    • Arthur Alexander Bernard
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR