David J. Ball

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Pacific Palisades, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Sealing grommet means
- Patent number 4,460,227
- Issue date Jul 17, 1984
- Automation Industries, Inc.
- David J. Ball
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrical connector and filter circuit
- Patent number 4,458,220
- Issue date Jul 3, 1984
- Automation Industries, Inc.
- Paul Carter
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Enhanced detent guide track with dog-leg
- Patent number 4,277,125
- Issue date Jul 7, 1981
- Automation Industries, Inc.
- David J. Ball
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrical connector with insert member retaining means
- Patent number 4,074,927
- Issue date Feb 21, 1978
- Automation Industries, Inc.
- David J. Ball
- H01 - BASIC ELECTRIC ELEMENTS