April 1933 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 |
Electrical and scientific apparatus Trademarks filed in April 1933
PYREX
Filed: April 28, 1933
[ ELECTRICAL INSULATORS, FUSE PLUGS, ] TUBING FOR ELECTRICAL FUSES [ , VACUUM TUBE SOCKETS, BATTERY JARS, SPARK PLUG CORES…
Owned by: CORNING INCORPORATED
Serial Number: 71337249
66
Filed: April 7, 1933
STORAGE BATTERIES
Owned by: PHILLIPS PETROLEUM COMPANY
Serial Number: 71336541
"RAYTHEON"
Filed: April 7, 1933
ELECTRICAL SPACE DISCHARGE TUBES
Owned by: RAYTHEON PRODUCTION CORPORATION
Serial Number: 71336543
MEDICAL CENTER
Filed: April 1, 1933
CLINICAL THERMOMETERS
Owned by: BECTON, DICKINSON & CO.
Serial Number: 71336317
