Grantley O. Este

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Kanata, CA

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Patents Grantslast 30 patents

Information Patent Grant
Positioning device for optical system element
- Patent number 4,475,033
- Issue date Oct 2, 1984
- Northern Telecom Limited
- Herman W. P. Willemsen
- G02 - OPTICS
Information Patent Grant
Surface relief measuring equipment
- Patent number 4,433,386
- Issue date Feb 21, 1984
- Northern Telecom Limited
- Grantley O. Este
- G01 - MEASURING TESTING