Alan C. Geisthardt

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North Fond du Lac, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Interconnecting of wooden members
- Patent number 4,679,367
- Issue date Jul 14, 1987
- Jack Walters & Sons, Corp.
- Alan C. Geisthardt
- E04 - BUILDING
Information Patent Grant
Horizontally sliding door
- Patent number 4,509,291
- Issue date Apr 9, 1985
- Jack Walters & Sons Corp.
- Alan C. Geisthardt
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES