FR995504A - Variable frequency piezoelectric device - Google Patents
Variable frequency piezoelectric deviceInfo
- Publication number
- FR995504A FR995504A FR995504DA FR995504A FR 995504 A FR995504 A FR 995504A FR 995504D A FR995504D A FR 995504DA FR 995504 A FR995504 A FR 995504A
- Authority
- FR
- France
- Prior art keywords
- variable frequency
- piezoelectric device
- frequency piezoelectric
- variable
- piezoelectric
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/05—Holders; Supports
- H03H9/09—Elastic or damping supports
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR995504T | 1945-03-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR995504A true FR995504A (en) | 1951-12-04 |
Family
ID=9557190
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR995504D Expired FR995504A (en) | 1945-03-15 | 1945-03-15 | Variable frequency piezoelectric device |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR995504A (en) |
-
1945
- 1945-03-15 FR FR995504D patent/FR995504A/en not_active Expired
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CH253589A (en) | High frequency therapeutic device. | |
CH272165A (en) | Piezoelectric device. | |
FR938399A (en) | Electronic discharge device | |
FR942673A (en) | Improvements to Frequency Controlled Oscillators | |
FR937520A (en) | Piezoelectric crystal device | |
FR932091A (en) | Electronic discharge device | |
CH268039A (en) | Piezoelectric crystal device. | |
FR931159A (en) | Ultra-high frequency vibrator refinements | |
FR939388A (en) | High frequency oscillations transmission device | |
ES175313A1 (en) | AN ELECTRONIC DEVICE | |
FR928843A (en) | Vibrator | |
FR947465A (en) | Piezoelectric device | |
FR911761A (en) | Piezoelectric crystal refinements | |
FR948600A (en) | Electronic discharge devices | |
FR995504A (en) | Variable frequency piezoelectric device | |
FR943331A (en) | Electronic discharge device | |
FR950755A (en) | High frequency coupling device | |
FR990715A (en) | Piezoelectric device with variable frequency | |
FR938016A (en) | Piezoelectric device | |
CH263126A (en) | Piezoelectric crystal device. | |
FR911775A (en) | Pumping device | |
FR921190A (en) | Grouped speaker device | |
FR931078A (en) | Controlled chronometer device | |
AT175036B (en) | Cleaning device | |
FI22268A (en) | Suction device |