NL68904C - - Google Patents
Info
- Publication number
- NL68904C NL68904C NL68904DA NL68904C NL 68904 C NL68904 C NL 68904C NL 68904D A NL68904D A NL 68904DA NL 68904 C NL68904 C NL 68904C
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41N—PRINTING PLATES OR FOILS; MATERIALS FOR SURFACES USED IN PRINTING MACHINES FOR PRINTING, INKING, DAMPING, OR THE LIKE; PREPARING SUCH SURFACES FOR USE AND CONSERVING THEM
- B41N1/00—Printing plates or foils; Materials therefor
- B41N1/12—Printing plates or foils; Materials therefor non-metallic other than stone, e.g. printing plates or foils comprising inorganic materials in an organic matrix
-
- 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
- H10D48/0431—Application of the selenium or tellurium to the foundation plate
-
- 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
- H10D48/044—Conversion of the selenium or tellurium to the conductive state
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE212517X | 1938-11-26 | ||
DE150939X | 1939-09-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL68904C true NL68904C (en, 2012) |
Family
ID=25752534
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL52506D NL52506C (en, 2012) | 1938-11-26 | ||
NL68904D NL68904C (en, 2012) | 1938-11-26 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL52506D NL52506C (en, 2012) | 1938-11-26 |
Country Status (5)
Country | Link |
---|---|
US (2) | US2282523A (en, 2012) |
BE (1) | BE436846A (en, 2012) |
CH (2) | CH212517A (en, 2012) |
FR (2) | FR868906A (en, 2012) |
NL (2) | NL68904C (en, 2012) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE454483A (en, 2012) * | 1943-02-22 | |||
GB598589A (en) * | 1944-11-02 | 1948-02-23 | Standard Telephones Cables Ltd | Improvements in or relating to the manufacture of selenium rectifiers |
US2572296A (en) * | 1948-10-07 | 1951-10-23 | Union Carbide & Carbon Corp | Primary cell and battery and method of making same |
US2589682A (en) * | 1949-05-19 | 1952-03-18 | Ncr Co | Type member |
DE1055095B (de) * | 1956-05-12 | 1959-04-16 | Siemens Ag | Verfahren zur Herstellung einer Halbleiterschicht, insbesondere fuer Hallspannungs-generatoren |
DE1057207C2 (de) * | 1956-05-31 | 1961-02-23 | Siemens Ag | Verfahren zur Herstellung von Halbleiterschichten, insbesondere fuer Hallgeneratoren |
-
0
- NL NL52506D patent/NL52506C/xx active
- BE BE436846D patent/BE436846A/xx unknown
- NL NL68904D patent/NL68904C/xx active
-
1939
- 1939-10-21 CH CH212517D patent/CH212517A/de unknown
- 1939-11-09 US US303545A patent/US2282523A/en not_active Expired - Lifetime
-
1940
- 1940-01-22 US US315024A patent/US2282448A/en not_active Expired - Lifetime
- 1940-12-31 FR FR868906D patent/FR868906A/fr not_active Expired
-
1942
- 1942-01-27 CH CH225384D patent/CH225384A/de unknown
- 1942-02-14 FR FR879312D patent/FR879312A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH212517A (de) | 1940-11-30 |
US2282448A (en) | 1942-05-12 |
FR868906A (fr) | 1942-01-20 |
NL52506C (en, 2012) | |
BE436846A (en, 2012) | |
FR879312A (fr) | 1943-02-19 |
US2282523A (en) | 1942-05-12 |
CH225384A (de) | 1943-01-31 |