Paul V. Engelmann

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Plainwell, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Safety closure
- Patent number D337943
- Issue date Aug 3, 1993
- Glaxo Inc.
- Mark A. Sirgo
- D09 - Packages and containers for goods
Information Patent Grant
Safety closure with easy-open feature for handicapped and elderly i...
- Patent number 5,158,194
- Issue date Oct 27, 1992
- Glaxo Inc.
- Mark A. Sirgo
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL