FR1213563A - Improvements to electronic tubes - Google Patents
Improvements to electronic tubesInfo
- Publication number
- FR1213563A FR1213563A FR1213563DA FR1213563A FR 1213563 A FR1213563 A FR 1213563A FR 1213563D A FR1213563D A FR 1213563DA FR 1213563 A FR1213563 A FR 1213563A
- Authority
- FR
- France
- Prior art keywords
- electronic tubes
- tubes
- electronic
- Prior art date
- 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
- H01J35/00—X-ray tubes
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US1213563XA | 1957-09-04 | 1957-09-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1213563A true FR1213563A (en) | 1960-04-01 |
Family
ID=22396148
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1213563D Expired FR1213563A (en) | 1957-09-04 | 1958-09-03 | Improvements to electronic tubes |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1213563A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2425661A1 (en) * | 1978-05-08 | 1979-12-07 | Rockwell International Corp | PROCESS FOR LITHOGRAPHIC FORMATION OF MICROCIRCUITS BY MASKING WITH ELECTRON TRANSMISSION USING AN ELECTRON TRANSPARENT MASK |
-
1958
- 1958-09-03 FR FR1213563D patent/FR1213563A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2425661A1 (en) * | 1978-05-08 | 1979-12-07 | Rockwell International Corp | PROCESS FOR LITHOGRAPHIC FORMATION OF MICROCIRCUITS BY MASKING WITH ELECTRON TRANSMISSION USING AN ELECTRON TRANSPARENT MASK |
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