04262549 is referenced by 172 patents and cites 9 patents.

Application Number
5/904313
Publication Number
4262549
Application Date
May 10, 1978
Publication Date
April 21, 1981
Inventor
Donald D Schwellenbach
4520 W. Bryce Lane, 4520 W. Bryce La., 85301
AZ, US
Agent
LaValle D Ptak
IPC
B65G 27/20
B06B 1/16
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