BE441870A - - Google Patents
Info
- Publication number
- BE441870A BE441870A BE441870DA BE441870A BE 441870 A BE441870 A BE 441870A BE 441870D A BE441870D A BE 441870DA BE 441870 A BE441870 A BE 441870A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/10—Adaptations for transmission by electrical cable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/18—Knives; Mountings thereof
- B02C18/20—Sickle-shaped knives
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
- G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
- G01S3/04—Details
- G01S3/08—Means for reducing polarisation errors, e.g. by use of Adcock or spaced loop antenna systems
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
- H01J19/28—Non-electron-emitting electrodes; Screens
- H01J19/30—Non-electron-emitting electrodes; Screens characterised by the material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
- H01J2893/0012—Constructional arrangements
- H01J2893/0019—Chemical composition and manufacture
- H01J2893/002—Chemical composition and manufacture chemical
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Food Science & Technology (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Knives (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE220609X | 1940-06-28 | ||
| DE81040X | 1940-10-08 | ||
| DE141140X | 1940-11-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE441870A true BE441870A (fr) |
Family
ID=27180256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE441870D BE441870A (fr) | 1940-06-28 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE441870A (fr) |
| CH (4) | CH220609A (fr) |
| FR (2) | FR873361A (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1020669B (de) * | 1954-01-20 | 1957-12-12 | Siemens Ag | Leitungsgebundenes Fernsehuebertragungssystem nach dem Restseitenbandverfahren |
-
0
- BE BE441870D patent/BE441870A/xx unknown
-
1941
- 1941-06-20 CH CH220609D patent/CH220609A/de unknown
- 1941-06-26 FR FR873361D patent/FR873361A/fr not_active Expired
- 1941-08-18 CH CH224629D patent/CH224629A/de unknown
- 1941-09-29 CH CH226129D patent/CH226129A/de unknown
- 1941-11-03 CH CH225870D patent/CH225870A/de unknown
-
1942
- 1942-02-24 FR FR879557D patent/FR879557A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR873361A (fr) | 1942-07-07 |
| CH220609A (de) | 1942-04-15 |
| FR879557A (fr) | 1943-02-26 |
| CH226129A (de) | 1943-03-15 |
| CH225870A (de) | 1943-02-28 |
| CH224629A (de) | 1942-12-15 |