NL24785C - - Google Patents
Info
- Publication number
- NL24785C NL24785C NL37951A NL37951A NL24785C NL 24785 C NL24785 C NL 24785C NL 37951 A NL37951 A NL 37951A NL 37951 A NL37951 A NL 37951A NL 24785 C NL24785 C NL 24785C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/24—Means for obtaining or maintaining the desired pressure within the vessel
- H01J61/28—Means for producing, introducing, or replenishing gas or vapour during operation of the lamp
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL37951A NL24785C (https=) | 1927-08-12 | 1927-08-12 | |
| DE1927N0027689 DE509825C (de) | 1927-08-12 | 1927-08-14 | Elektrische Entladungsroehre zum Aussenden von Strahlen |
| GB2269727A GB301412A (en) | 1927-08-12 | 1927-08-29 | Improvements in or relating to electric discharge tubes |
| FR658896D FR658896A (fr) | 1927-08-12 | 1928-08-10 | Tube à décharges électriques |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL37951A NL24785C (https=) | 1927-08-12 | 1927-08-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL24785C true NL24785C (https=) | 1931-09-15 |
Family
ID=10183634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL37951A NL24785C (https=) | 1927-08-12 | 1927-08-12 |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE509825C (https=) |
| FR (1) | FR658896A (https=) |
| GB (1) | GB301412A (https=) |
| NL (1) | NL24785C (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4770524A (en) * | 1987-01-21 | 1988-09-13 | Stanfield James S | Slide projection system for coplanar stored slides |
-
1927
- 1927-08-12 NL NL37951A patent/NL24785C/xx active
- 1927-08-14 DE DE1927N0027689 patent/DE509825C/de not_active Expired
- 1927-08-29 GB GB2269727A patent/GB301412A/en not_active Expired
-
1928
- 1928-08-10 FR FR658896D patent/FR658896A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB301412A (en) | 1928-11-29 |
| DE509825C (de) | 1930-10-13 |
| FR658896A (fr) | 1929-06-20 |