Robert J. Roote

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High Wycombe, GB

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Patents Grantslast 30 patents

Information Patent Grant
Stand magnifier and lens
- Patent number 4,944,574
- Issue date Jul 31, 1990
- Combined Optical Industries Limited
- Robert J. Roote
- G02 - OPTICS
Information Patent Grant
Lens
- Patent number 4,836,659
- Issue date Jun 6, 1989
- Combined Optical Industries Limited
- Robert J. Roote
- G02 - OPTICS