Title:
Piston and method of making the same
United States Patent 2024767
Inventors:
Zay, Jeffries
Kempf, Louis W.
Publication Date:
12/17/1935
Assignee:
ALUMINUM CO OF AMERICA
Other Classes:
420/548, 419/48, 29/888.044, 75/249
International Classes:
C22C1/04