Gregory C. Yehl

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Wescosville, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Combined portable holder for artist's material and display cover th...
- Patent number D330045
- Issue date Oct 6, 1992
- Binney & Smith Inc.
- Charles W. Dietterich
- D19 - Office supplies
Information Patent Grant
Marker case
- Patent number D315446
- Issue date Mar 19, 1991
- Binney & Smith Inc.
- Charles W. Dietterich
- D03 - Travel goods and personal belongings