Manifold sheet having a crushresistant transfer film
United States Patent 2655453
US Patent References:
Pressure sensitive record material
- - 2550470

Bead coated tympan sheet
- - 2555319


Inventors:
Sandberg, Robert W.
Publication Date:
10/13/1953
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Assignee:
NCR CO
Primary Class:
503/207
Other Classes:
462/69, 428/325, 428/914, 428/327, 428/478.800, 428/331, 428/339, 427/153, 106/150.200
International Classes:
B01J13/02; B41M5/124