Robert R. Ulrich

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Eldersburg, MD, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of hardening corrugating rolls
- Patent number 5,160,556
- Issue date Nov 3, 1992
- United Container Machinery Group, Inc.
- Glenn F. Hyde
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and apparatus for making fluorocarbon film plastic bags usin...
- Patent number 4,945,203
- Issue date Jul 31, 1990
- American Fluoroseal Corporation
- Charles I. Soodak
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method and apparatus for making fluorocarbon film plastic bags usin...
- Patent number 4,847,462
- Issue date Jul 11, 1989
- American Fluoroseal Corporation
- Charles I. Soodak
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL