Title:
SINK-FORMING METHOD
Document Type and Number:
United States Patent 3421466


Inventors:
Hess, Kenneth G.
      Plaque It!

Sponsored by:
Flash of Genius
Publication Date:
01/14/1969
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Referenced by:
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Assignee:
POLAR WARE CO
Primary Class:
72/351
International Classes:
B21D51/18; B21D51/16; B21D51/18
US Patent References:
2305866Method for making laundry tubs or the like
2354005Device for metal drawing
2666951Method and apparatus for drawing plastic sheets
2908019Sink construction and method
3144974Manufacture of food container and the like from aluminum foil or other thin metallic material
Foreign References:
CA566123A




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