September 1940 Nonmetallic building materials 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 |
Nonmetallic building materials Trademarks filed in September 1940
MASTERKURE
Filed: September 5, 1940
MATERIALS FOR CURING, HARDENING AND IMPROVING CONCRETE SURFACES
Owned by: CONSTRUCTION RESEARCH & TECHNOLOGY GMBH
Serial Number: 71435685
