April 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 |
Lubricants and fuels Trademarks filed in April 1931
PENN-RAD
Filed: April 30, 1931
MOTOR LUBRICATING OILS
Owned by: RADBILL OIL COMPANY
Serial Number: 71314015
SUNFLUSH
Filed: April 24, 1931
OIL FOR USE IN FLUSHING CRANK CASES OF INTERNAL COMBUSTION ENGINES
Owned by: SUN OIL COMPANY
Serial Number: 71313758
DIXIANA
Filed: April 21, 1931
COAL
Owned by: OLD BEN COAL CORPORATION
Serial Number: 71313608
SIGNAL
Filed: April 6, 1931
GASOLINE
Owned by: SIGNAL OIL & GAS COMPANY
Serial Number: 71313008
