February 1931 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 |
Nonmetallic building materials Trademarks filed in February 1931
ROCK OF AGES
Filed: February 7, 1931
GRANITE MONUMENTS AND MEMORIALS
Owned by: ROCK OF AGES CORPORATION
Serial Number: 71310849
M-D NU-WAY
Filed: February 4, 1931
METAL AND FELT WEATHER STRIPPING
Owned by: MACKLANBURG-DUNCAN COMPANY
Serial Number: 71310728
