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Aluminum base alloy and piston made therefrom
United States Patent 1799837
Inventors:
Archer, Robert S.
Kempf, Louis W.
Publication Date:
04/07/1931
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Download PDF 1799837
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Assignee:
ALUMINUM CO OF AMERICA
Primary Class:
420/534
Other Classes:
92/222
International Classes:
C22C21/02