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Patents Grantslast 30 patents

  • Information Patent Grant

    Safety chain and rotational devices and replaceable teeth therefor

    • Patent number 7,836,808
    • Issue date Nov 23, 2010
    • David A. Szymanski
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Tree felling disc saw tooth and blade construction

    • Patent number 6,769,343
    • Issue date Aug 3, 2004
    • Timberjack Inc.
    • Benjamin DiSabatino
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Molding cutter head

    • Patent number 6,173,637
    • Issue date Jan 16, 2001
    • LRH Enterprises, Inc.
    • Normand P. Hubert
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Saw tooth for circular saw

    • Patent number 5,644,965
    • Issue date Jul 8, 1997
    • Quadco Equipment Inc.
    • Charles D. MacLennan
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Chipper knife assembly

    • Patent number 5,183,089
    • Issue date Feb 2, 1993
    • Weyerhaeuser Company
    • Norman E. Norlander
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Circular saw blade having removable teeth

    • Patent number 4,947,721
    • Issue date Aug 14, 1990
    • Donald Anderson
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    High impact resistant carbide tip for a circular saw

    • Patent number 4,889,025
    • Issue date Dec 26, 1989
    • Kenneth L. Collett
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Circular saw blade having removable teeth

    • Patent number 4,879,936
    • Issue date Nov 14, 1989
    • Donald Anderson
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Insertable saw tooth

    • Patent number 4,765,217
    • Issue date Aug 23, 1988
    • Andre M. Ludwig
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Chipper knife assembly

    • Patent number 4,667,713
    • Issue date May 26, 1987
    • Weyerhaeuser Company
    • James L. Wright
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Wood surfacing blade

    • Patent number 4,628,976
    • Issue date Dec 16, 1986
    • David A. Loring
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Saw tool

    • Patent number 4,257,302
    • Issue date Mar 24, 1981
    • Ledermann & Co.
    • Eberhard Heimbrand
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3528465

    • Patent number 3,528,465
    • Issue date Sep 15, 1970
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    3270786

    • Patent number 3,270,786
    • Issue date Sep 6, 1966
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3236271

    • Patent number 3,236,271
    • Issue date Feb 22, 1966
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3144058

    • Patent number 3,144,058
    • Issue date Aug 11, 1964
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3091267

    • Patent number 3,091,267
    • Issue date May 28, 1963
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3088502

    • Patent number 3,088,502
    • Issue date May 7, 1963
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2984269

    • Patent number 2,984,269
    • Issue date May 16, 1961
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    2934105

    • Patent number 2,934,105
    • Issue date Apr 26, 1960
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2787300

    • Patent number 2,787,300
    • Issue date Apr 2, 1957
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2762227

    • Patent number 2,762,227
    • Issue date Sep 11, 1956
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    2734534

    • Patent number 2,734,534
    • Issue date Feb 14, 1956
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2713276

    • Patent number 2,713,276
    • Issue date Jul 19, 1955
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    2703118

    • Patent number 2,703,118
    • Issue date Mar 1, 1955
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2694423

    • Patent number 2,694,423
    • Issue date Nov 16, 1954
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2609017

    • Patent number 2,609,017
    • Issue date Sep 2, 1952
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2575980

    • Patent number 2,575,980
    • Issue date Nov 20, 1951
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    2122196

    • Patent number 2,122,196
    • Issue date Jun 28, 1938
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2117147

    • Patent number 2,117,147
    • Issue date May 10, 1938
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents