NL58973C - - Google Patents
Info
- Publication number
- NL58973C NL58973C NL58973DA NL58973C NL 58973 C NL58973 C NL 58973C NL 58973D A NL58973D A NL 58973DA NL 58973 C NL58973 C NL 58973C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D48/00—Individual devices not covered by groups H10D1/00 - H10D44/00
- H10D48/01—Manufacture or treatment
- H10D48/04—Manufacture or treatment of devices having bodies comprising selenium or tellurium in uncombined form
- H10D48/043—Preliminary treatment of the selenium or tellurium, its application to foundation plates or the subsequent treatment of the combination
- H10D48/045—Treatment of the surface of the selenium or tellurium layer after having been made conductive
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES142504D DE754896C (de) | 1940-10-02 | 1940-10-02 | Verfahren zur Herstellung von Scheiben fuer Selentrockengleichrichter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL58973C true NL58973C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family
ID=45861545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL58973D NL58973C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1940-10-02 |
Country Status (3)
-
0
- NL NL58973D patent/NL58973C/xx active
-
1940
- 1940-10-02 DE DES142504D patent/DE754896C/de not_active Expired
-
1943
- 1943-04-22 FR FR894166D patent/FR894166A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE754896C (de) | 1952-11-10 |
| FR894166A (fr) | 1944-12-15 |