PAPER FORMING SUPPORT ROLL WITH STATIONARY SHAFT AND ROTATABLE TUBE THEREON
United States Patent 3483080
US Patent References:
Bow roll
- - 3012301

Process and apparatus for making paper
- - 2054214

Suction box having roller face
- - 2773433


Inventors:
Notbohm, Willard C.
Publication Date:
12/09/1969
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Assignee:
BLACK CLAWSON CO
Primary Class:
Other Classes:
162/373, 384/99
International Classes:
D21F1/36; D21F1/00; D21F1/26




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