StoneL Corporation Trademarks
ONYX
Filed: May 4, 1992
electronic valve position indicator
Owned by: StoneL Corporation
Serial Number: 74271912
NETWORKING BY STONEL
COMPUTER HARDWARE AND COMPUTER SOFTWARE FOR CONTROLLING VALVE OPERATION AND ENABLING AUTOMATED CONTROL VALVES AND INSTRUMENTS…
Owned by: StoneL Corporation
Serial Number: 76208691
FLEXWIRE
Process instrument wiring apparatus for use in hazardous applications in the industrial process industry
Owned by: StoneL Corporation
Serial Number: 76362559
