Boyd La Russell Spencer

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Gladewater, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of repairing or modifying the firing deck of an internal com...
- Patent number 4,229,867
- Issue date Oct 28, 1980
- Spencer Heads, Inc.
- Boyd L. Spencer
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Firing deck insert for internal combustion engines
- Patent number 4,112,906
- Issue date Sep 12, 1978
- Spencer Heads, Inc.
- Boyd La Russell Spencer
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS