PARR INSTRUMENT CO. Trademarks
PARR
Filed: December 6, 1967
CALORIMETRIC CHEMICALS-NAMELY, BENZOIC ACID [ , POTASSIUM PERCHLORATE, BARIUM CHLORIDE, AND SODIUM PEROXIDE ] FOR USE AS…
Owned by: PARR INSTRUMENT CO.
Serial Number: 72286301
PARR
Filed: March 4, 1988
LABORATORY INSTRUMENTS AND APPARATUS, NAMELY STIRRED REACTORS AND CONTROL INSTRUMENTS THEREFOR; NON-STIRRED PRESSURE VESSELS…
Owned by: PARR INSTRUMENT CO.
Serial Number: 73714796
PARR
Filed: March 4, 1988
LABORATORY INSTRUMENTS AND APPARATUS - NAMELY, STIRRED REACTORS AND CONTROL INSTRUMENTS THEREFOR; NON-STIRRED PRESSURE VESSELS…
Owned by: PARR INSTRUMENT CO.
Serial Number: 73714825
