Metal forming device and method
United States Patent 2976907
US Patent References:
Method of and apparatus for electrically welding tubing
- - 1365198
Method of joining objects
- - 2367206
Machine for forming material
- - 2372516
Method and apparatus for electrically heating and forming metal bodies
- - 2397717
Means for shaping metal articles
- - 2441517
Method of and apparatus for electrically welding tubing
- - 1365198
Method of joining objects
- - 2367206
Machine for forming material
- - 2372516
Method and apparatus for electrically heating and forming metal bodies
- - 2397717
Means for shaping metal articles
- - 2441517
Inventors:
Harvey, George W.
Brower, David F.
Brower, David F.
Publication Date:
03/28/1961
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Export Citation:
Assignee:
GEN DYNAMICS CORP
Primary Class:
Other Classes:
29/516, 219/153, 72/372, 29/447, 285/382.200, 264/DIG.058, 425/DIG.026, 425/DIG.033, 29/419.200, 219/607
International Classes:
B21D26/14; B21D26/00
US Patent References:
| 2686865 | Stabilizing molten material during magnetic levitation and heating thereof |