February 1921 Environmental control 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 |
Environmental control apparatus Trademarks filed in February 1921
BUFFALO
Filed: February 2, 1921
Hot-Blast Heating and Ventilating Systems, Air-Conditioning Apparatus and Parts Thereof, Ventilators, Evaporators and Driers…
Owned by: HOWDEN USA COMPANY
Serial Number: 71143087
BUFFALO
Filed: February 2, 1921
[ Machines and Apparatus and Parts Thereof for Bending, Cutting, Punching, Shearing, Drilling, ][ Upsetting and Riveting…
Owned by: HOWDEN NORTH AMERICA INC.
Serial Number: 71143088
BUFFALO
Filed: February 2, 1921
AIR AND GAS FILTERS [, LIQUID FILTERS, AND FILTER PRESSES ]
Owned by: HOWDEN NORTH AMERICA INC.
Serial Number: 71143089
