Machine for manufacturing pads bound with a spiral wire
United States Patent 2973199
US Patent References:
/0263745.html
- - 0263745

/1010677.html
- - 1010677

Printing press
- - 2132827


Inventors:
Hans, Biel
Ernst, Pfaffle
Publication Date:
02/28/1961
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Assignee:
Hans, Biel
Ernst, Pfaffle
Primary Class:
493/324
Other Classes:
270/58.080, 493/384, 493/373, 270/18, 270/58.050, 493/361, 140/92.300, 412/39
International Classes:
B42B5/12; B42B5/00