NL68809C - - Google Patents
Info
- Publication number
- NL68809C NL68809C NL68809DA NL68809C NL 68809 C NL68809 C NL 68809C NL 68809D A NL68809D A NL 68809DA NL 68809 C NL68809 C NL 68809C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
- H04Q3/52—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements
- H04Q3/525—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements using tubes in the switching stages
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/02—Details
- H01J17/14—Magnetic means for controlling the discharge
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/38—Cold-cathode tubes
- H01J17/48—Cold-cathode tubes with more than one cathode or anode, e.g. sequence-discharge tube, counting tube, dekatron
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/007—Sequential discharge tubes
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE264769X | 1946-11-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL68809C true NL68809C (en) |
Family
ID=20306565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL68809D NL68809C (en) | 1946-11-23 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE477408A (en) |
| CH (1) | CH264769A (en) |
| FR (1) | FR955897A (en) |
| NL (1) | NL68809C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE974803C (en) * | 1951-05-03 | 1961-05-04 | Heinrich Perrot | Centrifugal pump unit for irrigation systems |
-
0
- NL NL68809D patent/NL68809C/xx active
- FR FR955897D patent/FR955897A/fr not_active Expired
- BE BE477408D patent/BE477408A/xx unknown
-
1947
- 1947-11-14 CH CH264769D patent/CH264769A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH264769A (en) | 1949-10-31 |
| FR955897A (en) | 1950-01-20 |
| BE477408A (en) |