IP Library › Granted Patent US 4,826,493
Granted Patent Utility
US 4,826,493 · App. 07/085,037

Sheets materials of HB polymers

Inventors: Francesco Martini, Luigi Perazzo, Paolo Vietto
Patented Case View Patent ↗
Granted: May 2, 1989 Filed: Aug 13, 1987
Inventors
Francesco Martini
Luigi Perazzo
Paolo Vietto
Assignee (at issue)
W.R. Grace & Co. Conn.

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Quick Facts
Patent No.
US 4,826,493
App. No.
07/085,037
Filed
1987-08-13
Granted
1989-05-02
Kind
A