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Harrison V Gumm

from Grove City, OH
Age ~84

Harrison Gumm Phones & Addresses

    s
  • 1406 Pinnacle Club Dr, Grove City, OH 43123
  • 110 Allison Ct, Englewood, OH 45322 (937) 836-2426
  • Fort Myers, FL
  • 613 Oneida Rd, Chillicothe, OH 45601 (740) 774-2578
  • 12 Ridgeway Dr, Chillicothe, OH 45601
  • Lehigh Acres, FL
  • Montgomery, OH

Publications

Us Patents

Adhesiveless Aromatic Polyimide Laminate

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US Patent:
55254055, Jun 11, 1996
Filed:
Dec 14, 1994
Appl. No.:
8/355467
Inventors:
Darrel E. Coverdell - Amanda OH
Harrison V. Gumm - Chillicothe OH
Mark E. McAlees - Circleville OH
Assignee:
E. I. Du Pont de Nemours and Company - Wilmington DE
International Classification:
B32B 702
B32B 2700
US Classification:
428213
Abstract:
An aromatic polyimide laminate having a thickness of at least 50 microns composed of multiple aromatic polyimide film layers containing from 400 to 10,000 ppm of tin, superimposed on and directly bonded to each other without using an adhesive. The polyimide laminates can be used in various thick film applications such as punched gaskets and washers, speaker coils, shim stock, circuit boards and machined parts.

Monolithic Polyimide Laminate Containing Encapsulated Design And Preparation Thereof

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US Patent:
61564389, Dec 5, 2000
Filed:
Apr 9, 1998
Appl. No.:
9/057663
Inventors:
Harrison V. Gumm - Lehigh FL
Jeffrey A. Walisa - Stoutsville OH
Thomas E. Yeatts - Laurelville OH
Assignee:
E. I. du Pont de Nemours and Company - Wilmington DE
International Classification:
B32B 1508
US Classification:
428458
Abstract:
A monolithic polyimide laminate without joints or seams, formed from polyimide layers containing from 400 to 10,000 ppm of tin without the use of an adhesive, and containing an encapsulated image design consisting of flow channels, ports, passageways, openings and windows for providing uninhibited flow of gases and/or fluids.
Harrison V Gumm from Grove City, OH, age ~84 Get Report