Inventor · disambiguated record

J. Robert Herr

Also filed as: HERR J ROBERT

2 granted patents·30 citations·filing 1988–1989

59Inventor score

Technology areasE04B

Files withARMSTRONG WORLD IND INC2

Top patents by PatentIndex Score

2 records

0156US4920719AMethod and apparatus of positioning a new ceiling over an existing ceilingARMSTRONG WORLD IND INC·Filed 1989·Granted May 1, 1990·27 cites·3 claims
0237USD322924SCeiling tile trimming toolARMSTRONG WORLD IND INC·Filed 1988·Granted Jan 7, 1992·3 cites·1 claims

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