Gregg A. Ambur

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Wahpeton, ND, US

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Patents Grantslast 30 patents

Information Patent Grant
Shutter spring stop for disk cartridges
- Patent number 5,255,145
- Issue date Oct 19, 1993
- Minnesota Mining and Manufacturing Company
- Gregg A. Ambur
- G11 - INFORMATION STORAGE
Information Patent Grant
Shutter stop mechanism for disk cartridges
- Patent number 5,247,417
- Issue date Sep 21, 1993
- Minnesota Mining and Manufacturing Company
- Gregg A. Ambur
- G11 - INFORMATION STORAGE