May 1955 Certification Mark 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 |
Certification Mark Trademarks filed in May 1955
I-W-H
Filed: May 24, 1955
INDIRECT WATER HEATERS
Owned by: INSTITUTE OF BOILER AND RADIATOR MANUFACTURERS, THE
Serial Number: 71688154
UPC
Filed: May 20, 1955
PLUMBING FIXTURES
Owned by: INTERNATIONAL ASSOCIATION OF PLUMBING AND MECHANICAL OFFICIALS
Serial Number: 71688000
