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James B. Shahan

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  • Tulsa, OK, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Heavy duty shackle
    • Patent number 4,079,584
    • Issue date Mar 21, 1978
    • American Hoist and Derrick Company
    • James B. Shahan
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...