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Robert L. Hallock

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  • Boca Raton, FL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fastener for securing roofing material to cementitious roof decks h...
    • Patent number 4,627,207
    • Issue date Dec 9, 1986
    • W. R. Grace & Co.
    • Kenneth E. Young
    • E04 - BUILDING
  • Information Patent Grant

    Flat clinch type nail
    • Patent number 4,449,878
    • Issue date May 22, 1984
    • Robert L. Hallock
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Split head fastener
    • Patent number 4,433,949
    • Issue date Feb 28, 1984
    • Robert L. Hallock
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Sheet metal nail with lockable legs
    • Patent number 4,213,373
    • Issue date Jul 22, 1980
    • Robert L. Hallock
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Non-slotted clinch type nail
    • Patent number 4,193,333
    • Issue date Mar 18, 1980
    • Robert L. Hallock
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Flat fastener for driving into metallic material
    • Patent number 4,122,752
    • Issue date Oct 31, 1978
    • Robert L. Hallock
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Hollow sheet metal nail
    • Patent number 4,031,802
    • Issue date Jun 28, 1977
    • E. S. Products
    • Robert L. Hallock
    • E04 - BUILDING
  • Information Patent Grant

    Fastener for attachment to metallic structures
    • Patent number 4,004,483
    • Issue date Jan 25, 1977
    • Robert L. Hallock
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Clinch type fastener
    • Patent number 4,003,286
    • Issue date Jan 18, 1977
    • Robert L. Hallock
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR