NL6802354A - - Google Patents
Info
- Publication number
- NL6802354A NL6802354A NL6802354A NL6802354A NL6802354A NL 6802354 A NL6802354 A NL 6802354A NL 6802354 A NL6802354 A NL 6802354A NL 6802354 A NL6802354 A NL 6802354A NL 6802354 A NL6802354 A NL 6802354A
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
- G08B5/008—Traffic signalling mirrors
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Road Signs Or Road Markings (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH269667A CH452403A (de) | 1967-02-23 | 1967-02-23 | Verkehrsspiegel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6802354A true NL6802354A (en:Method) | 1968-08-26 |
Family
ID=4239523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6802354A NL6802354A (en:Method) | 1967-02-23 | 1968-02-19 |
Country Status (7)
| Country | Link |
|---|---|
| AT (1) | AT291055B (en:Method) |
| BE (1) | BE711157A (en:Method) |
| CH (1) | CH452403A (en:Method) |
| DE (1) | DE1658671B2 (en:Method) |
| FR (1) | FR1568141A (en:Method) |
| NL (1) | NL6802354A (en:Method) |
| SE (1) | SE325913B (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4036729A1 (de) * | 1990-11-17 | 1992-05-21 | Fraunhofer Ges Forschung | Einrichtung zur verwendung der erdwaerme |
| DE9210764U1 (de) * | 1992-08-08 | 1992-11-12 | Gubela, Hans-Erich, 77887 Sasbachwalden | Beheizbarer Retroreflektor |
-
1967
- 1967-02-23 CH CH269667A patent/CH452403A/de unknown
-
1968
- 1968-02-19 NL NL6802354A patent/NL6802354A/xx unknown
- 1968-02-20 AT AT161868A patent/AT291055B/de not_active IP Right Cessation
- 1968-02-21 SE SE224568A patent/SE325913B/xx unknown
- 1968-02-22 BE BE711157D patent/BE711157A/xx unknown
- 1968-02-22 DE DE19681658671 patent/DE1658671B2/de active Pending
- 1968-02-22 FR FR1568141D patent/FR1568141A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH452403A (de) | 1968-05-31 |
| BE711157A (en:Method) | 1968-07-01 |
| DE1658671B2 (de) | 1974-06-20 |
| SE325913B (en:Method) | 1970-07-13 |
| AT291055B (de) | 1971-06-25 |
| FR1568141A (en:Method) | 1969-05-23 |
| DE1658671A1 (de) | 1970-11-05 |