ROTEK by THYSSENKRUPP ROTHE ERDE USA INC. (Track this)
Intl: (007) Machinery US: 023 Filing date: 26-Apr-1965 Serial number: 72217403
PROTEKWRAP by DAUBERT CROMWELL, LLC (Track this)
Intl: (016) Paper goods and printed matter US: 037 Filing date: 12-Apr-1955 Serial number: 71685357
PROTEK-SORB "121" by W.R. GRACE & CO.-CONN. (Track this)
Intl: (001) Chemicals US: 006 Filing date: 26-Mar-1952 Serial number: 71627049
PROTEK-SORB by W.R. GRACE & CO.-CONN. (Track this)
Intl: (001) Chemicals US: 006 Filing date: 28-Mar-1942 Serial number: 71451965
PROTEK-SORB by W. R. GRACE & CO.-CONN. (Track this)
Intl: (001) Chemicals US: 006 Filing date: 10-Aug-1939 Serial number: 71422466