NL58617C - - Google Patents
Info
- Publication number
- NL58617C NL58617C NL58617DA NL58617C NL 58617 C NL58617 C NL 58617C NL 58617D A NL58617D A NL 58617DA NL 58617 C NL58617 C NL 58617C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
- H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
- H03H3/02—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks
- H03H3/04—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks for obtaining desired frequency or temperature coefficient
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
- H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
- H03H3/02—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks
- H03H3/04—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks for obtaining desired frequency or temperature coefficient
- H03H2003/0414—Resonance frequency
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE216057X | 1939-09-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL58617C true NL58617C (no) |
Family
ID=5827210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL58617D NL58617C (no) | 1939-09-19 |
Country Status (3)
| Country | Link |
|---|---|
| CH (1) | CH216057A (no) |
| FR (1) | FR869784A (no) |
| NL (1) | NL58617C (no) |
-
0
- NL NL58617D patent/NL58617C/xx active
-
1940
- 1940-09-06 CH CH216057D patent/CH216057A/de unknown
-
1941
- 1941-02-06 FR FR869784D patent/FR869784A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH216057A (de) | 1941-07-31 |
| FR869784A (fr) | 1942-02-16 |