Michael J. Piotrowski

Follow

Person

Norristown, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method of making protective sleeve with warp spacers
- Patent number 5,671,649
- Issue date Sep 30, 1997
- Bentley-Harris Inc.
- Michael J. Piotrowski
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Grant
Protective sleeve with warp spacers
- Patent number 5,538,045
- Issue date Jul 23, 1996
- Bentley-Harris Inc.
- Michael J. Piotrowski
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS