GRISWOLD CONTROLS Trademarks
GRISWOLD
Filed: January 11, 1967
VALVES AND CONTROLS THEREFOR
Owned by: GRISWOLD CONTROLS
Serial Number: 72262332
GC
Filed: May 28, 1969
VALVES AND CONTROLS THEREFOR
Owned by: GRISWOLD CONTROLS
Serial Number: 72328546
ULTRA Z
Filed: December 6, 1993
valves; namely, automatic flow controls
Owned by: GRISWOLD CONTROLS
Serial Number: 74465581
ISOLATOR SYSTEM
Filed: October 23, 1995
flow control valves
Owned by: GRISWOLD CONTROLS
Serial Number: 75008923
