Stock material or miscellaneous articles – Sheet including cover or casing – Complete cover or casing
Patent
1991-08-16
1992-11-03
Lesmes, George F.
Stock material or miscellaneous articles
Sheet including cover or casing
Complete cover or casing
428 74, 428222, 428280, 4283115, 4283166, 428422, 156185, B32B 104, B32B 326, D04H 108
Patent
active
051607735
ABSTRACT:
A sealing material of polytetrafluoroethylene felt is encapsulated by a polytetrafluoroethylene sheet coated with a thermoplastic fluoropolymer.
REFERENCES:
patent: 3223564 (1962-01-01), Buschman et al.
patent: 4983434 (1991-01-01), Sassa
Lesmes George F.
Shelborne Kathryne E.
W. L. Gore & Associates, Inc.
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