Patent 3231454 - 3231454
| United States Patent | Patent Number 3,231,454 |
| Issue Date: | Issued January 25, 1966 |
| Current U.S. Class: | 428/132 - 206/521 - 206/594 - 217/52 - 229/8702 - 297/1 - 297/DIG2 - 297/DIG3 - 297/DIG8 - 36/3R - 428/134 - 428/137 - 428/166 - 428/174 - 428/178 |
| Current International Class: | B65D081/03 (20060101) |
| Current CPC Class: | B65D 81/03 (20130101); F16F 9/0481 (20130101) |
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