Robert I. Gellert

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Quesnel, CA

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Patents Grantslast 30 patents

Information Patent Grant
Retro-reflective electro-optical angle measuring system
- Patent number 4,492,465
- Issue date Jan 8, 1985
- The Boeing Company
- Joachim C. Erdmann
- G01 - MEASURING TESTING
Information Patent Grant
Retro-reflective electro-optical angle measuring system
- Patent number 4,443,103
- Issue date Apr 17, 1984
- The Boeing Company
- Joachim C. Erdmann
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus and method for sheet metal part alignment
- Patent number 4,399,675
- Issue date Aug 23, 1983
- The Boeing Company
- Joachim C. Erdmann
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...