Metal working – Piezoelectric device making
Patent
1986-01-17
1987-01-27
Hall, Carl E.
Metal working
Piezoelectric device making
310312, 427100, 427331, H01L 4122
Patent
active
046385363
ABSTRACT:
A resonator having a desired frequency is made from a quartz crystal resonator plate by a method including the steps of:
REFERENCES:
patent: 4130771 (1978-12-01), Bottom
patent: 4472652 (1984-09-01), Brice
"Frequency Runing of Quartz Resonators by Plasma Anodization" by J. J. H. che, Proc. 33rd Ann. Symposium on Frequency Control, pp. 299-303, 1978.
Gordon Roy E.
Hall Carl E.
Kanars Sheldon
Murray Jeremiah G.
The United States of America as represented by the Secretary of
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