January 1931 Lubricants and fuels 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 | 31 |
Lubricants and fuels Trademarks filed in January 1931
DECTOL
Filed: January 19, 1931
LUBRICATING OIL
Owned by: CONOCO INC.
Serial Number: 71310103
INCA
Filed: January 19, 1931
LUBRICATING OIL
Owned by: CONOCO INC.
Serial Number: 71310109
REDIND
Filed: January 19, 1931
LUBRICATING OIL
Owned by: CONOCO INC.
Serial Number: 71310114
OCONOC
Filed: January 19, 1931
LUBRICATING GREASE
Owned by: CONOCO INC.
Serial Number: 71310121
