Title:
Method of obtaining high velocity with crystals
United States Patent 2514080
Inventors:
Mason, Warren P.
Publication Date:
07/04/1950
Assignee:
BELL TELEPHONE LABOR INC
Other Classes:
310/325, 310/26, 310/15, 73/595, 73/86, 333/141, 366/118, 73/644
International Classes:
B06B3/00; G01N29/02