Kenneth E. Heisey

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Elizabethtown, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Thermal duct lining insulation
- Patent number 5,971,034
- Issue date Oct 26, 1999
- Armstrong World Industries, Inc.
- Kenneth E. Heisey
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Thermo formable acoustical panel
- Publication number 20030060113
- Publication date Mar 27, 2003
- Peter A. Christie
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE