Wyoming Inventors Database
Wyoming Inventors : Name Search Results

James Clark has a total of 4 patent(s) in the database.

* Some patents in this database have one or more inventors, not all of whom may be from Wyoming.

 

  1. Patent Number: 3012437     View patent at USPTO
    Title: DEVICE FOR GAUGING, METERING OR MEASURING LIQUIDS
    Assignee: None
    Issue Date: December 12, 1961
    Inventor(s): James A. Clark, Butte, MT
    John O. Morrison, Butte, MT
      *Notes: Lists Worland, WY as additional address

  2. Patent Number: 3126912     View patent at USPTO
    Title: DIAPHRAGM VALVE HAVING A SAFETY SHUT-OFF MEANS
    Assignee: Western Instrument Corporation
    Issue Date: March 31, 1964
    Inventor(s): James A. Clark, Butte, MT
    John O. Morrison, Worland, WY

  3. Patent Number: 3177715     View patent at USPTO
    Title: COMBINATION VALVE AND LIQUID LEVEL GAUGE
    Assignee: None
    Issue Date: April 13, 1965
    Inventor(s): James A. Clark, Butte, MT
    John O. Morrison, Worland, WY

  4. Patent Number: 3256907     View patent at USPTO
    Title: DEVICE FOR GAUGING, METERING OR MEASURING LIQUIDS
    Assignee: None
    Issue Date: June 21, 1966
    Inventor(s): James A. Clark, Butte, MT
    John O. Morrison, Worland, WY