NL47431C - - Google Patents
Info
- Publication number
- NL47431C NL47431C NL47431DA NL47431C NL 47431 C NL47431 C NL 47431C NL 47431D A NL47431D A NL 47431DA NL 47431 C NL47431 C NL 47431C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/06—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising selenium or tellurium in uncombined form other than as impurities in semiconductor bodies of other materials
- H01L21/12—Application of an electrode to the exposed surface of the selenium or tellurium after the selenium or tellurium has been applied to the foundation plate
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Thermistors And Varistors (AREA)
- Rectifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DES0125976 | 1937-02-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL47431C true NL47431C (US20080138455A1-20080612-C00006.png) |
Family
ID=7537036
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL47431D NL47431C (US20080138455A1-20080612-C00006.png) | 1937-02-08 |
Country Status (6)
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2539912A (en) * | 1947-03-08 | 1951-01-30 | Allis Chalmers Mfg Co | Electrode spacing regulator utilizing reference electrodes |
-
0
- BE BE426164D patent/BE426164A/xx unknown
- NL NL47431D patent/NL47431C/xx active
- IT IT358976D patent/IT358976A/it unknown
-
1938
- 1938-02-01 US US188073A patent/US2130384A/en not_active Expired - Lifetime
- 1938-02-02 FR FR833084D patent/FR833084A/fr not_active Expired
- 1938-02-08 GB GB3931/38A patent/GB492239A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR833084A (fr) | 1938-10-11 |
IT358976A (US20080138455A1-20080612-C00006.png) | |
BE426164A (US20080138455A1-20080612-C00006.png) | |
US2130384A (en) | 1938-09-20 |
GB492239A (en) | 1938-09-16 |