SE389246B - DRAINAGE LINE - Google Patents
DRAINAGE LINEInfo
- Publication number
- SE389246B SE389246B SE7213643A SE1364372A SE389246B SE 389246 B SE389246 B SE 389246B SE 7213643 A SE7213643 A SE 7213643A SE 1364372 A SE1364372 A SE 1364372A SE 389246 B SE389246 B SE 389246B
- Authority
- SE
- Sweden
- Prior art keywords
- drainage line
- drainage
- line
- Prior art date
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
- H03H9/30—Time-delay networks
- H03H9/42—Time-delay networks using surface acoustic waves
- H03H9/423—Time-delay networks using surface acoustic waves with adjustable delay time
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7140292A FR2170291A5 (en) | 1971-11-10 | 1971-11-10 | |
FR7238716A FR2205253A6 (en) | 1971-11-10 | 1972-10-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
SE389246B true SE389246B (en) | 1976-10-25 |
Family
ID=26216712
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7213643A SE389246B (en) | 1971-11-10 | 1972-10-23 | DRAINAGE LINE |
Country Status (7)
Country | Link |
---|---|
US (1) | US3787786A (en) |
CA (1) | CA958086A (en) |
DE (1) | DE2254903A1 (en) |
FR (2) | FR2170291A5 (en) |
GB (1) | GB1412264A (en) |
NL (1) | NL7215205A (en) |
SE (1) | SE389246B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4037175A (en) * | 1974-01-02 | 1977-07-19 | University Of Illinois Foundation | Variable delay device |
FR2266395B1 (en) * | 1974-03-26 | 1980-10-31 | Thomson Csf | |
US9099982B2 (en) * | 2012-01-25 | 2015-08-04 | International Business Machines Corporation | Method of manufacturing switching filters and design structures |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3103640A (en) * | 1961-06-19 | 1963-09-10 | Lab For Electronics Inc | Variable ultrasonic delay line |
US3360749A (en) * | 1964-12-09 | 1967-12-26 | Bell Telephone Labor Inc | Elastic wave delay device |
US3436688A (en) * | 1966-05-24 | 1969-04-01 | Lab For Electronics Inc | Variable delay line with movable electrode |
US3676721A (en) * | 1970-08-28 | 1972-07-11 | Iit Res Inst | Composite surface-wave transducer |
-
1971
- 1971-11-10 FR FR7140292A patent/FR2170291A5/fr not_active Expired
-
1972
- 1972-10-23 SE SE7213643A patent/SE389246B/en unknown
- 1972-10-31 FR FR7238716A patent/FR2205253A6/fr not_active Expired
- 1972-11-09 US US00304950A patent/US3787786A/en not_active Expired - Lifetime
- 1972-11-09 DE DE2254903A patent/DE2254903A1/en active Pending
- 1972-11-09 CA CA156,251*7A patent/CA958086A/en not_active Expired
- 1972-11-10 GB GB5210772A patent/GB1412264A/en not_active Expired
- 1972-11-10 NL NL7215205A patent/NL7215205A/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
NL7215205A (en) | 1973-05-14 |
GB1412264A (en) | 1975-10-29 |
FR2205253A6 (en) | 1974-05-24 |
US3787786A (en) | 1974-01-22 |
FR2170291A5 (en) | 1973-09-14 |
CA958086A (en) | 1974-11-19 |
DE2254903A1 (en) | 1973-05-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AT333623B (en) | SPORTSHOE | |
AT335885B (en) | SPORTSHOE | |
BE777856A (en) | CRYOCABLE | |
BE781289A (en) | BAGGERVAARTUIG | |
AT329438B (en) | AIRLIFTER | |
AT325420B (en) | CORONAGENERATOR | |
BE780668A (en) | DOCUMENTBEHANDELINGSSTELSEL | |
BE779073A (en) | BITUMINEUZE EMULSIES | |
AT342779B (en) | TOOTHPASES | |
BE779891A (en) | WASHER-WRINKER | |
BE778428A (en) | VATENKLEM | |
IT947982B (en) | DRAINAGE DEVICE | |
BE790423A (en) | MAGNETOSCOPES | |
AT328204B (en) | SCOPE | |
SE386634B (en) | BERANORDNING | |
SE412391B (en) | AB STOCKHOLMS PATENTBYRA | |
BE780406A (en) | TABULATORPONSMACHINE | |
SE389246B (en) | DRAINAGE LINE | |
BE777205R (en) | BRAGUETTE | |
BE781692A (en) | DOBBER | |
BE778507A (en) | BETA-ALCOYLTHIO-ALDEHYDES | |
AT327986B (en) | SNOWFROW | |
BE780395A (en) | DOORZICHTIGE PLAAT | |
BE780015A (en) | KETEL | |
BE779012A (en) | SUPRACONDUCTORS |