Melvin L. Witter

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Dallas, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Quick connect disconnect coupling
- Patent number 5,709,415
- Issue date Jan 20, 1998
- XYZYX International Corporation
- Melvin L. Witter
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Variable length telescopic connector and method for use
- Patent number 5,098,241
- Issue date Mar 24, 1992
- XYZYX International Corp.
- James H. Aldridge
- E04 - BUILDING
Information Patent Grant
Variable length pipe connector and method of manufacture and use
- Patent number 5,002,318
- Issue date Mar 26, 1991
- XYZYX International Corporation
- Melvin L. Witter
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Welded pipe fitting and method of making same
- Patent number 4,015,321
- Issue date Apr 5, 1977
- Melvin L. Witter
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR