United States Patent 3122976
US Patent References:
/1278766.html
- - 1278766

Box construction
- - 1708700

Scoring method and tool
- - 2223503

Paper box machine
- - 2262303

Blank creasing and slotting machine
- - 2364342


Publication Date:
03/03/1964
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Primary Class:
493/342
Other Classes:
493/407, 493/352
International Classes:
B31B1/22; B65D5/42; B31B1/14
US Patent References:
2485020Combined cutting and creasing dies for paper slotting machines
2710134Corrugated paperboard box structure
2759523Method and machine for making triple wall corrugated paper board