July 1929 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 | 31 |
Nonmetallic building materials Trademarks filed in July 1929
COLPROVIA
Filed: July 31, 1929
PAVING AGGREGATE COATED WITH BITUMEN
Owned by: COLPROVIA ROADS, INC.
Serial Number: 71287910
NARCO
Filed: July 27, 1929
FIRE CLAY AND CALCINED FIRE CLAY
Owned by: NORTH AMERICAN REFRACTORIES COMPANY
Serial Number: 71287767
DOW
Filed: July 4, 1929
CONSTRUCTION MATERIALS, NAMELY; DELIQUESCENT CHLORIDES USED FOR TREATING AND/OR CURING CONCRETE AND CONCRETE PRODUCTS, MAGNESIUM…
Owned by: DOW CHEMICAL COMPANY, THE
Serial Number: 71286673
