| PROPAPHEN 90 Pilot Chemical Company
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81022382 31 Dec 1969 | on 09 Mar 1982 | Class 001 Class 001 Chemical Products | | | ETHAPHEN Pilot Chemical Company
81022381 31 Dec 1969 | on 09 Mar 1982 | Class 001 Class 001 Chemical Products | | | T-PHEN Pilot Chemical Company
81022383 31 Dec 1969 | on 09 Mar 1982 | Class 001 Class 001 Chemical Products | | | DIPHEN Pilot Chemical Company
81021808 31 Dec 1969 | on 02 Mar 1982 | Class 001 Class 001 Chemical Products | | | HIPHEN Pilot Chemical Company
81017236 31 Dec 1969 | on 29 Dec 1981 | Class 001 Class 001 Chemical Products | |