Inventor · disambiguated record
Elder F. Hirsch
Also filed as: HIRSCH ELDER F
3 granted patents·42 citations·filing 1975–1979
70Inventor score
Files withHIRSCH ELDER F3
Top patents by PatentIndex Score
3 records- 0168US4209033AVacuum breaker valveHIRSCH ELDER F·Filed 1979·Granted Jun 24, 1980·27 cites·3 claims
- 0267USD246251SVacuum breaker for valve stem packingHIRSCH ELDER F·Filed 1975·Granted Nov 1, 1977·10 cites·1 claims
- 0330US4206777AVacuum breaker valve and stem packing assemblyHIRSCH ELDER F·Filed 1975·Granted Jun 10, 1980·5 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →