NL214154A - - Google Patents
Info
- Publication number
- NL214154A NL214154A NL214154DA NL214154A NL 214154 A NL214154 A NL 214154A NL 214154D A NL214154D A NL 214154DA NL 214154 A NL214154 A NL 214154A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
- H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
- H03B5/34—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being vacuum tube
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL873493X | 1957-01-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL214154A true NL214154A (sh) |
Family
ID=19851293
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL107041D NL107041C (sh) | 1957-01-30 | ||
| NL214154D NL214154A (sh) | 1957-01-30 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL107041D NL107041C (sh) | 1957-01-30 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2951993A (sh) |
| DE (1) | DE1054503B (sh) |
| GB (1) | GB873493A (sh) |
| NL (2) | NL214154A (sh) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3299856A (en) * | 1966-03-21 | 1967-01-24 | Martin Mfg Co | Animal holding and sorting pen |
| US4831206A (en) * | 1987-03-05 | 1989-05-16 | Uop | Chemical processing with an operational step sensitive to a feedstream component |
| US4831208A (en) * | 1987-03-05 | 1989-05-16 | Uop | Chemical processing with an operational step sensitive to a feedstream component |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB639299A (en) * | 1947-03-04 | 1950-06-28 | Philips Nv | Improvements in or relating to circuit-arrangements of the kind comprising a crystaloscillator |
| US2676259A (en) * | 1948-08-19 | 1954-04-20 | Hartford Nat Bank & Trust Co | Electric oscillator |
-
0
- NL NL107041D patent/NL107041C/xx active
- NL NL214154D patent/NL214154A/xx unknown
-
1958
- 1958-01-25 DE DEN14603A patent/DE1054503B/de active Pending
- 1958-01-27 GB GB2647/58A patent/GB873493A/en not_active Expired
- 1958-01-27 US US711436A patent/US2951993A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| NL107041C (sh) | |
| GB873493A (en) | 1961-07-26 |
| US2951993A (en) | 1960-09-06 |
| DE1054503B (de) | 1959-04-09 |