Portescap Trademarks
PORTESCAP

PORTESCAP

Filed: March 26, 1975
MICROMOTORS AND CELL-OPERATED MICROMOTORS FOR CLOCKS, WATCHES, ELECTRICAL APPARATUS AND INSTRUMENTS
Owned by: Portescap
Serial Number: 73047779

GRADOSCOP

GRADOSCOP

Filed: June 22, 1977
ELECTRONIC APPLIANCE FOR MEASURING THE BALANCE AMPLITUDE OF WATCH AND CLOCK MOVEMENTS
Owned by: Portescap
Serial Number: 73131640