June 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 | 29 | 30 |
Environmental control apparatus Trademarks filed in June 1921
'LECTROMELT
Filed: June 18, 1921
Electrometallurgical Furnaces
Owned by: TENOVA INC.
Serial Number: 71149353
G-R
Filed: June 15, 1921
Oil Heaters, Oil and Gas Water Heaters, and Heat Exchangers
Owned by: ALSTOM POWER INC.
Serial Number: 71149183
