Sterling Envelope Corporation

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Taunton, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Dual-envelope making machine and method of using
- Patent number 5,050,812
- Issue date Sep 24, 1991
- Sterling Envelope Corporation
- Henry H. J. Mueller
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information Patent Grant
Dual-envelope making machine and method of using
- Patent number 5,049,117
- Issue date Sep 17, 1991
- Sterling Envelope Corporation
- Henry H. J. Mueller
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD

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