March 1912 Electrical and scientific apparatus Trademarks by day
| Sun | Mon | Tue | Wed | Thu | Fri | Sat |
|---|---|---|---|---|---|---|
| 1 | 2 | |||||
| 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| 17 | 18 | 19 | 20 | 21 | 22 | 23 |
| 24 | 25 | 26 | 27 | 28 | 29 | 30 |
Electrical and scientific apparatus Trademarks filed in March 1912
OZONAIR
Filed: March 13, 1912
ELECTRICAL APPARATUS FOR PRODUCING AND UTILIZING ELECTRIC DISCHARGES, CONSISTING OF DYNAMO-ELECTRIC MACHINES, ELECTRIC-CURRENT…
Owned by: OZONAIR LIMITED
Serial Number: 71062133
THE ACME
Filed: March 8, 1912
WHISTLE-CALLS
Owned by: J. HUDSON & CO. (WHISTLES) LIMITED
Serial Number: 71062025
VACOMETER
Filed: March 4, 1912
VACUUM-TESTERS
Owned by: SPENCER TURBINE CLEANER COMPANY, THE
Serial Number: 71061927
