Inventor · disambiguated record
Gerhard Porrmann
Also filed as: PORRMANN GERHARD
2 granted patents·17 citations·filing 1985–1986
59Inventor score
Technology areasY10T
Files withSCHWEMANN & ALTHOFF2
Top patents by PatentIndex Score
2 records- 0143US4664741AApparatus for automatically applying and pressing webs of rubber or similar lining material to and against expanded wall surfacesSCHWEMANN & ALTHOFF·Filed 1985·Granted May 12, 1987·10 cites·11 claims
- 0236US4758291AMethod and apparatus for automatically applying lining material to large-area wall surfacesSCHWEMANN & ALTHOFF·Filed 1986·Granted Jul 19, 1988·7 cites·20 claims
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