Apparatus for separating conjointly gathered bag tube walls
United States Patent 2615375
US Patent References:
/0131841.html
- - 0131841

Machine for manufacturing bags
- - 2110939

Process of forming and pretesting casings
- - 2401798


Inventors:
Wallace, Rowe William
Spangler, Carroll L.
Frick, Roy C.
Publication Date:
10/28/1952
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Assignee:
CINCINNATI IND INC
Primary Class:
493/434
International Classes:
B31B1/78; B31B19/74; B31B1/74; B31B19/00
Foreign References:
GB524777A
DE686952C