FR741660A - - Google Patents
Info
- Publication number
- FR741660A FR741660A FR741660DA FR741660A FR 741660 A FR741660 A FR 741660A FR 741660D A FR741660D A FR 741660DA FR 741660 A FR741660 A FR 741660A
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- H01J61/52—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/66—Transforming electric information into light information
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/18—Mechanical movements
- Y10T74/18056—Rotary to or from reciprocating or oscillating
- Y10T74/18144—Overcoming dead center
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE384965X | 1931-09-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR741660A true FR741660A (de) | 1933-02-17 |
Family
ID=6370734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR741660D Expired FR741660A (de) | 1931-09-12 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US1973385A (de) |
| FR (1) | FR741660A (de) |
| GB (1) | GB384965A (de) |
-
0
- FR FR741660D patent/FR741660A/fr not_active Expired
-
1932
- 1932-09-06 GB GB24841/32A patent/GB384965A/en not_active Expired
- 1932-09-07 US US632038A patent/US1973385A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB384965A (en) | 1932-12-15 |
| US1973385A (en) | 1934-09-11 |