9 ELECTRICAL CIRCUITS AND INSTRUMENTATION-NAMELY, GROUP DELAY EQUALIZERS, IF FILTERS AND ELECTRICAL FILTERS AND ELECTRICAL SPECIFICATION MANUALS SOLD AS A UNIT WITH THE GOODS
Trademark Events
Jul 3, 2000
Expired Sec. 9
Feb 23, 1985
Registered - Sec. 8 (6-Yr) Accepted & Sec. 15 Ack.