NL138545B - - Google Patents
Info
- Publication number
- NL138545B NL138545B NL138545DA NL138545B NL 138545 B NL138545 B NL 138545B NL 138545D A NL138545D A NL 138545DA NL 138545 B NL138545 B NL 138545B
- 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
- H10D48/046—Provision of discrete insulating layers
-
- 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 |
|---|---|---|---|
| FR56725T | 1947-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL138545B true NL138545B (nl) |
Family
ID=8690884
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL75136D NL75136C (nl) | 1947-02-28 | ||
| NL138545D NL138545B (nl) | 1947-02-28 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL75136D NL75136C (nl) | 1947-02-28 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2476989A (nl) |
| BE (1) | BE480308A (nl) |
| CH (1) | CH279753A (nl) |
| FR (2) | FR941801A (nl) |
| GB (2) | GB633275A (nl) |
| NL (2) | NL138545B (nl) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2686279A (en) * | 1949-09-28 | 1954-08-10 | Rca Corp | Semiconductor device |
| US2711005A (en) * | 1949-09-30 | 1955-06-21 | Vickers Inc | Power transmission |
| US2873414A (en) * | 1955-06-16 | 1959-02-10 | Sarkes Tarzian | Selenium rectifier |
| US2974262A (en) * | 1957-06-11 | 1961-03-07 | Abraham George | Solid state device and method of making same |
-
0
- NL NL75136D patent/NL75136C/xx active
- NL NL138545D patent/NL138545B/xx unknown
- BE BE480308D patent/BE480308A/xx unknown
-
1947
- 1947-02-15 FR FR941801D patent/FR941801A/fr not_active Expired
- 1947-02-28 FR FR56725D patent/FR56725E/fr not_active Expired
-
1948
- 1948-02-12 CH CH279753D patent/CH279753A/fr unknown
- 1948-02-12 US US8019A patent/US2476989A/en not_active Expired - Lifetime
- 1948-02-13 GB GB4264/48A patent/GB633275A/en not_active Expired
- 1948-02-20 GB GB5010/48A patent/GB646852A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB633275A (en) | 1949-12-12 |
| FR941801A (fr) | 1949-01-21 |
| GB646852A (en) | 1950-11-29 |
| FR56725E (fr) | 1952-10-03 |
| BE480308A (nl) | |
| NL75136C (nl) | |
| US2476989A (en) | 1949-07-26 |
| CH279753A (fr) | 1951-12-15 |