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David G. Meyer

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  • Centerville, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Punch retainer with punch release tool
    • Patent number 5,307,720
    • Issue date May 3, 1994
    • Dayton Progress Corporation
    • David G. Meyer
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Punch and die retainer and release mechanism
    • Patent number 5,197,368
    • Issue date Mar 30, 1993
    • Dayton Progress Corporation
    • David G. Meyer
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...