Electrical and scientific apparatus Trademarks Filed in September 10, 1947
MINI-SPRING
Filed: September 10, 1947
HOLDERS FOR RETAINING ELECTRON EMISSION TUBES USED IN RADIO RECEIVERS AND IN OTHER ELECTRONIC CIRCUITS AGAINST ESCAPE FROM…
Owned by: STAVER, EDWARD F.
Serial Number: 71534063
MINI-SHIELD
Filed: September 10, 1947
SHIELDS FOR USE ON ELECTRON EMISSION TUBES EMPLOYED IN RADIO RECEIVERS AND IN ELECTRONIC CIRCUITS IN GENERAL
Owned by: STAVER, EDWARD F.
Serial Number: 71534064
