Title:
Apparatus for sinuous contoured material
United States Patent 2513777
Inventors:
Andre, Peter C.
Publication Date:
07/04/1950
Other Classes:
28/279, 156/474, 156/205, 226/104, 223/28, 425/371
International Classes:
B29C53/28; B31F1/30; B29C53/00; B31F1/20
US Patent References:
| 1924472 | Method of and means for manufacturing sound absorbing material | | | |
| 2350996 | Method of forming pipe coverings | | | |