IT378458A - - Google Patents
Info
- Publication number
- IT378458A IT378458A IT378458DA IT378458A IT 378458 A IT378458 A IT 378458A IT 378458D A IT378458D A IT 378458DA IT 378458 A IT378458 A IT 378458A
- Authority
- IT
- Italy
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/18—Vacuum locks ; Means for obtaining or maintaining the desired pressure within the vessel
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE859064X | 1938-09-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT378458A true IT378458A (no) |
Family
ID=6790012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT378458D IT378458A (no) | 1938-09-29 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE436017A (no) |
| FR (1) | FR859064A (no) |
| IT (1) | IT378458A (no) |
-
0
- IT IT378458D patent/IT378458A/it unknown
- BE BE436017D patent/BE436017A/xx unknown
-
1939
- 1939-08-16 FR FR859064D patent/FR859064A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR859064A (fr) | 1940-12-10 |
| BE436017A (no) |