NL64827C - - Google Patents
Info
- Publication number
- NL64827C NL64827C NL64827DA NL64827C NL 64827 C NL64827 C NL 64827C NL 64827D A NL64827D A NL 64827DA NL 64827 C NL64827 C NL 64827C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/02—Details
- H03H9/05—Holders or supports
- H03H9/09—Elastic or damping supports
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US513140A US2395841A (en) | 1943-12-06 | 1943-12-06 | Piezoelectric crystal holder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL64827C true NL64827C (ja�@�@) |
Family
ID=24042043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL64827D NL64827C (ja�@�@) | 1943-12-06 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2395841A (ja�@�@) |
| BE (1) | BE461049A (ja�@�@) |
| CH (1) | CH260420A (ja�@�@) |
| FR (1) | FR913019A (ja�@�@) |
| GB (1) | GB584088A (ja�@�@) |
| NL (1) | NL64827C (ja�@�@) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2440064A (en) * | 1944-01-13 | 1948-04-20 | Gen Electric | Piezoelectric crystal apparatus |
| US4001045A (en) * | 1975-03-03 | 1977-01-04 | Sangamo Weston Limited | Thermocouple |
-
0
- NL NL64827D patent/NL64827C/xx active
- BE BE461049D patent/BE461049A/xx unknown
-
1943
- 1943-12-06 US US513140A patent/US2395841A/en not_active Expired - Lifetime
-
1944
- 1944-12-06 GB GB24403/44A patent/GB584088A/en not_active Expired
-
1945
- 1945-07-31 FR FR913019D patent/FR913019A/fr not_active Expired
-
1946
- 1946-03-28 CH CH260420D patent/CH260420A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB584088A (en) | 1947-01-07 |
| BE461049A (ja�@�@) | |
| FR913019A (fr) | 1946-08-27 |
| CH260420A (de) | 1949-03-15 |
| US2395841A (en) | 1946-03-05 |