April 1953 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 April 1953
L-1R
Filed: April 23, 1953
PLYWOOD
Owned by: UNITED STATES PLYWOOD CORPORATION
Serial Number: 71645847
PERMAROOF
Filed: April 13, 1953
HEAVY-BODIED ASPHALT-BASE ROOF SURFACING PRODUCT CONTAINING ASBESTOS FIBRE
Owned by: REPUBLIC POWDERED METALS, INC.
Serial Number: 71645186
INTALOX
Filed: April 8, 1953
CONSTRUCTION MATERIAL-NAMELY, CHEMICAL TOWER PACKING SADDLES
Owned by: KOCH-GLITSCH, LP
Serial Number: 71644936
