Frederic W. Hartwig

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Rolling Hills, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Desktop book binder having means for aligning sheets to be bound wi...
- Patent number 6,599,073
- Issue date Jul 29, 2003
- Powis-Parker, Inc.
- Frederic W. Hartwig
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Desktop book binder having means for aligning sheets to be bound wi...
- Patent number 6,056,493
- Issue date May 2, 2000
- Advanced Hi-Tech Corporation
- Frederic W. Hartwig
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Desktop book binder having means for aligning sheets to be bound wi...
- Patent number 5,829,938
- Issue date Nov 3, 1998
- Advanced Hi-Tech Corporation
- Frederic W. Hartwig
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER