Title:
Tobacco smoke filter
United States Patent 2815760

Inventors:
Theo, Schreus Hans
Fritz, Schonhofer
Publication Date:
12/10/1957
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Assignee:
Theo, Schreus Hans
Fritz, Schonhofer
Primary Class:
131/334
Other Classes:
502/401, 55/419, 131/344, 96/153, 131/207, 55/519, 493/39, 131/339
International Classes:
A24D3/12; A24F13/02; A24D3/00; A24F13/00
Foreign References:
GB337200A
GB497708A
BE501402A