Lawrence L. Graham

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Athens, GA, US

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Patents Grantslast 30 patents

Information Patent Grant
Storm sashes and method and apparatus for manufacturing
- Patent number 4,290,251
- Issue date Sep 22, 1981
- Lawrence L. Graham
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Apparatus for punching storm sashes
- Patent number 4,191,080
- Issue date Mar 4, 1980
- Lawrence L. Graham
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...