Filed: March 26, 1975MICROMOTORS AND CELL-OPERATED MICROMOTORS FOR CLOCKS, WATCHES, ELECTRICAL APPARATUS AND INSTRUMENTSOwned by: PortescapSerial Number: 73047779
Filed: June 22, 1977ELECTRONIC APPLIANCE FOR MEASURING THE BALANCE AMPLITUDE OF WATCH AND CLOCK MOVEMENTSOwned by: PortescapSerial Number: 73131640