Craig R. Janssen

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Arden Hills, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for smoothing wallboard tape joints
- Patent number 4,399,170
- Issue date Aug 16, 1983
- Padco, Inc.
- Craig R. Janssen
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Finishing tool for smoothing wallboard tape joints
- Patent number 4,391,013
- Issue date Jul 5, 1983
- Padco, Inc.
- Craig R. Janssen
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES