Title:
Oscillating shear for cutting trapezoidal shapes
United States Patent 2767789
US Patent References:
/0524501.html
- - 0524501

/0640519.html
- - 0640519

/1054617.html
- - 1054617

Shear device
- - 1984717

Blanking apparatus
- - 2269714


Inventors:
Simeon, Budlong
Littell, Frederick M.
Publication Date:
10/23/1956
View Patent Images:
Assignee:
LITTELL MACHINE CO F J
Primary Class:
Other Classes:
83/556, 83/559
International Classes:
B23D15/06; B23D15/00