Dolley-type cranes

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    Transportation cart primarily for use in an animal barn

    • Publication number 20050224440
    • Publication date Oct 13, 2005
    • Robert Labrecque
    • A22 - BUTCHERING MEAT TREATMENT PROCESSING POULTRY OR FISH
  • Information Patent Application

    Slat replacement system

    • Publication number 20050175437
    • Publication date Aug 11, 2005
    • Kenneth Doeden
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    Methods and apparatus for supporting a davit arm

    • Publication number 20030116518
    • Publication date Jun 26, 2003
    • Barry J. Austin
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    Portable hoist and method

    • Publication number 20030071003
    • Publication date Apr 17, 2003
    • Wayne Eaton
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    Hoist with trailer hitch attachment

    • Publication number 20030007855
    • Publication date Jan 9, 2003
    • Tiemen J. van der Horn
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    PORTABLE HOIST SYSTEM

    • Publication number 20020066710
    • Publication date Jun 6, 2002
    • Michael Spitsbergen
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC