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World Wide Oil Tools, Inc.
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Houston, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Pawl and ratchet mechanism
Patent number
4,296,842
Issue date
Oct 27, 1981
World Wide Oil Tools, Inc.
Larry G. Keast
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Pipe gripping vise
Patent number
4,294,444
Issue date
Oct 13, 1981
World Wide Oil Tools, Inc.
Herbert D. Horton
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Hydraulic fill valve
Patent number
4,254,655
Issue date
Mar 10, 1981
World Wide Oil Tools, Inc.
Larry G. Keast
G01 - MEASURING TESTING
Information
Patent Grant
Power tong apparatus for making and breaking connections between le...
Patent number
4,246,809
Issue date
Jan 27, 1981
World Wide Oil Tools, Inc.
Larry G. Keast
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
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last 30 trademarks