December 1911 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 December 1911
PETRO
Filed: December 1, 1911
ENGINE OIL.
Owned by: WM. C. ROBINSON & SON, CO.
Serial Number: 71060014
FLEX
Filed: December 1, 1911
VALVE OIL
Owned by: WM C. ROBINSON AND SON CO.
Serial Number: 71060021
