PATENT COVER GRAPHIC

United States Patent 3,492,023
February 10, 1970

Method Of Producing Semiconductor Integrated Circuits
Heinz Dorendorf

Filed April 21, 1966
Image of US PATENT 3,492,023

Abstract of the Disclosure

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Figure descriptions: cover graphic 


 Citations [54]:

  
3,076,051  01/1963  Haba
3,158,788  11/1964  Last
3,271,625  09/1966  Caracciolo
3,307,239  03/1967  Lepselter
National Museum of American History
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