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Title:
SEALING DEVICE
Document Type and Number:
WIPO Patent Application WO1997020173
Kind Code:
A3
Inventors:
THOMA NORBERT (DE)
Application Number:
PCT/DE1996/002269
Publication Date:
October 16, 1997
Filing Date:
November 27, 1996
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Assignee:
THOMA NORBERT (DE)
International Classes:
E04F17/02; F23J13/04; (IPC1-7): F23J/
Foreign References:
EP0424617A21991-05-02
US1854515A1932-04-19
FR2444551A11980-07-18
DE29518106U11996-01-04
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