United States Patent 3427698
Inventors:
Guzewicz, Edmund A.
Publication Date:
02/18/1969
Assignee:
CHANDLER EVANS INC
Other Classes:
427/454, 239/265.150, 427/427, 427/425, 427/405, 427/455, 228/262.700
International Classes:
C22C1/10; C23C4/18; F02K9/62; F02K9/97; F02K9/00; B21D53/92; B64D33/04
US Patent References:
| 3075066 | Article of manufacture and method of making same | | | |