Dust guard
United States Patent 3022097
US Patent References:
/0708491.html
- - 0708491

Cellulosic articles
- - 2117392

Art of making dust guards and/or packing
- - 2151410

Dust guard
- - 2152937

Seal
- - 2401539


Inventors:
Wade, Seniff Russell
Nicholas, Fracalossi Roland
Pell, Kangas
Publication Date:
02/20/1962
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Assignee:
Wade, Seniff Russell
Nicholas, Fracalossi Roland
Pell, Kangas
Primary Class:
277/356
Other Classes:
277/944, 277/572, 277/570, 277/569, 277/355, 277/565
International Classes:
B61F15/22; B61F15/00
US Patent References:
2590156Method of making cellular thermoplastic materials
2647774Vacuum seal
2682685Transfer mold for use in the manufacture of spongy rubberlike articles
2709095Dust guards for railway journal boxes
2717024Gasket and method of forming same
2731669Sponge rubber mold
2746778Journal box grease seal
2760953Polyesters reacted with tolylene dhsocyanate
2781208Journal box seal with spring plate
2793885Journal box dust guards
2798746Journal box dust guards