Electrical and scientific apparatus Trademarks Filed in December 26, 1974
IONOGRAPH
Filed: December 26, 1974
MEASURING DEVICE FOR DETERMINING IONIC CONTENT OF LIQUIDS
Owned by: SPECIALTY COATING SYSTEMS, INC.
Serial Number: 73040370
COM KEY
Filed: December 26, 1974
KEY TELEPHONE COMMUNICATION SYSTEMS-NAMELY, CUSTOMER PREMISES TELEPHONE SYSTEMS COMPRISED OF MULTILINE TELEPHONE SETS AND…
Owned by: AMERICAN TELEPHONE AND TELEGRAPH COMPANY
Serial Number: 73040433
MULTI-BLOK
Filed: December 26, 1974
TEST TUBE HEATERS
Owned by: LAB-LINE INSTRUMENTS, INC.
Serial Number: 73040470
