BR7402608D0 - Aperfeicoamentos em filtro mecanico com pelo menos quatro ressoadores - Google Patents
Aperfeicoamentos em filtro mecanico com pelo menos quatro ressoadoresInfo
- Publication number
- BR7402608D0 BR7402608D0 BR260874A BR260874A BR7402608D0 BR 7402608 D0 BR7402608 D0 BR 7402608D0 BR 260874 A BR260874 A BR 260874A BR 260874 A BR260874 A BR 260874A BR 7402608 D0 BR7402608 D0 BR 7402608D0
- Authority
- BR
- Brazil
- Prior art keywords
- reseters
- mechanical filter
- filter improvements
- mechanical
- filter
- Prior art date
Links
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732316646 DE2316646C2 (de) | 1973-04-03 | 1973-04-03 | Mechanisches Filter mit wenigstens vier Resonatoren |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7402608D0 true BR7402608D0 (pt) | 1974-11-19 |
Family
ID=5876879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR260874A BR7402608D0 (pt) | 1973-04-03 | 1974-04-02 | Aperfeicoamentos em filtro mecanico com pelo menos quatro ressoadores |
Country Status (12)
| Country | Link |
|---|---|
| JP (1) | JPS49131353A (fr) |
| AR (1) | AR204243A1 (fr) |
| AT (1) | AT336085B (fr) |
| AU (1) | AU459860B2 (fr) |
| BE (1) | BE813241A (fr) |
| BR (1) | BR7402608D0 (fr) |
| DE (1) | DE2316646C2 (fr) |
| FR (1) | FR2224936B1 (fr) |
| GB (1) | GB1469277A (fr) |
| IT (1) | IT1004436B (fr) |
| NL (1) | NL7404541A (fr) |
| YU (1) | YU36840B (fr) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1902091C3 (de) * | 1969-01-16 | 1975-07-03 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Anordnung zur Eintastung von AuBerbandsignalen in den übertragungsweg einer trägerfrequenten Fernsprechübertragungseinrichtung |
-
1973
- 1973-04-03 DE DE19732316646 patent/DE2316646C2/de not_active Expired
-
1974
- 1974-01-01 AR AR25297274A patent/AR204243A1/es active
- 1974-03-19 GB GB1206074A patent/GB1469277A/en not_active Expired
- 1974-03-21 FR FR7409677A patent/FR2224936B1/fr not_active Expired
- 1974-03-29 IT IT4985774A patent/IT1004436B/it active
- 1974-04-01 AT AT270574A patent/AT336085B/de not_active IP Right Cessation
- 1974-04-02 BR BR260874A patent/BR7402608D0/pt unknown
- 1974-04-02 JP JP3729274A patent/JPS49131353A/ja active Pending
- 1974-04-02 AU AU67438/74A patent/AU459860B2/en not_active Expired
- 1974-04-03 NL NL7404541A patent/NL7404541A/xx unknown
- 1974-04-03 BE BE142799A patent/BE813241A/fr not_active IP Right Cessation
- 1974-04-03 YU YU92274A patent/YU36840B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2316646A1 (de) | 1974-10-17 |
| YU92274A (en) | 1982-06-18 |
| AT336085B (de) | 1977-04-12 |
| FR2224936A1 (fr) | 1974-10-31 |
| DE2316646C2 (de) | 1984-09-13 |
| FR2224936B1 (fr) | 1976-12-17 |
| IT1004436B (it) | 1976-07-10 |
| NL7404541A (fr) | 1974-10-07 |
| BE813241A (fr) | 1974-07-31 |
| ATA270574A (de) | 1976-08-15 |
| YU36840B (en) | 1984-08-31 |
| JPS49131353A (fr) | 1974-12-17 |
| GB1469277A (en) | 1977-04-06 |
| AU459860B2 (en) | 1975-04-10 |
| AR204243A1 (es) | 1975-12-10 |
| AU6743874A (en) | 1975-04-10 |
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