Mass spectrometer
United States Patent 2769910
US Patent References:
Method and apparatus for material separation
- - 2606291

Mass spectrometer
- - 2659822


Inventors:
Allard, Elings Garmt
Publication Date:
11/06/1956
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Assignee:
HARTFORD NAT BANK & TRUST CO
Primary Class:
250/291
Other Classes:
313/361.100, 250/292, 315/39.300
International Classes:
H01J49/34