Sleeper & Hartley Corp.

Organization

  • Worcester, MA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Computer controlled coiling machine

    • Patent number 5,117,668
    • Issue date Jun 2, 1992
    • Sleeper & Hartley Corp.
    • Russell Philpot
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Computer controlled coiling machine

    • Patent number 4,934,165
    • Issue date Jun 19, 1990
    • Sleeper & Hartley Corp.
    • Russell Philpot
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Computer controlled coiling machine

    • Patent number 4,873,854
    • Issue date Oct 17, 1989
    • Sleeper & Hartley Corp.
    • Frank S. Russell
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Multi-slide wire and strip forming machine

    • Patent number 4,793,171
    • Issue date Dec 27, 1988
    • Sleeper & Hartley Corp.
    • Frank S. Russell
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Wire working machine

    • Patent number 4,607,513
    • Issue date Aug 26, 1986
    • Sleeper & Hartley Corp.
    • Frank S. Russell
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Wire coiling machine

    • Patent number 4,528,831
    • Issue date Jul 16, 1985
    • Sleeper & Hartley Corp.
    • Frank S. Russell
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of supporting a camshaft in a wire coiling machine

    • Patent number 4,524,597
    • Issue date Jun 25, 1985
    • Sleeper & Hartley Corp.
    • Frank S. Russell
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Wire coiling machine

    • Patent number 4,416,135
    • Issue date Nov 22, 1983
    • Sleeper & Hartley Corp.
    • Frank S. Russell
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Wire coiling machine

    • Patent number 4,402,204
    • Issue date Sep 6, 1983
    • Sleeper & Hartley Corp.
    • Frank S. Russell
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Wire coiling machine

    • Patent number 4,372,141
    • Issue date Feb 8, 1983
    • Sleeper & Hartley Corp.
    • Frank S. Russell
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Metal forming machine with multiple extended beds

    • Patent number 3,945,239
    • Issue date Mar 23, 1976
    • Sleeper & Hartley Corporation
    • Frank S. Russell
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...