CARL A. RIETZ Trademarks
LOADTROL
Filed: April 25, 1944
ELECTRIC RELAYS WITH A VERNIER ADJUSTMENT TO PROVIDE AN INSTANTANEOUS OVERLOAD CUTOUT FOR POSITIVE DRIVES
Owned by: CARL A. RIETZ
Serial Number: 71469652
TECHNA
Filed: November 18, 1944
ELECTRICAL RELAYS WITH A VERNIER ADJUSTMENT TO CONTROL ELECTRICAL OUTPUT
Owned by: CARL A. RIETZ
Serial Number: 71476641
