NL72048C - - Google Patents

Info

Publication number: NL72048C
Authority: NL; Netherlands

Application number

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1949-06-14

Publication of NL72048C publication Critical patent/NL72048C/xx

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/18—Electrical details

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Relay Circuits (AREA)
Testing Electric Properties And Detecting Electric Faults (AREA)

NL72048D 1949-06-14 NL72048C (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL146970		1949-06-14

Publications (1)

Publication Number	Publication Date
NL72048C true NL72048C (en)

Family

ID=19750474

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
NL72048D NL72048C (en)	1949-06-14
NL666604533A NL146970B (en)	1949-06-14		DEVICES, SUCH AS THIN-LAYER RESISTANCE ELEMENTS AND THIN-LAYER CAPACITORS, INCLUDING AN INSULATING SUBSTRATE WITH A TAN LAYER.

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
NL666604533A NL146970B (en)	1949-06-14		DEVICES, SUCH AS THIN-LAYER RESISTANCE ELEMENTS AND THIN-LAYER CAPACITORS, INCLUDING AN INSULATING SUBSTRATE WITH A TAN LAYER.

Country Status (4)

Country	Link
BE (1)	BE496281A (en)
DE (1)	DE815201C (en)
GB (1)	GB670770A (en)
NL (2)	NL146970B (en)

0
- NL NL72048D patent/NL72048C/xx active
- NL NL666604533A patent/NL146970B/en unknown
- BE BE496281D patent/BE496281A/xx unknown
1950
- 1950-06-09 GB GB1444350A patent/GB670770A/en not_active Expired
- 1950-06-10 DE DEN1022A patent/DE815201C/en not_active Expired

Also Published As

Publication number	Publication date
GB670770A (en)	1952-04-23
NL146970B (en)
DE815201C (en)	1951-10-01
BE496281A (en)

Publication	Publication Date	Title
FR1027019A (en)	1953-05-06
AT166754B (en)	1950-09-25
AT193848B (en)	1957-12-10
BE486689A (en)	1949-01-31
BE488253A (en)
BE483689A (en)
BE485770A (en)
BE483443A (en)
BE482756A (en)
BE480618A (en)
BE486819A (en)
BE487077A (en)	1949-02-15
BE487289A (en)
NL89623C (en)
NL87375C (en)
NL77733C (en)	1954-11-15
NL72797C (en)
NL154925C (en)
LU29902A1 (en)
BE513598A (en)
BE501628A (en)
BE499395A (en)
BE498317A (en)
BE495832A (en)	1950-09-16
BE492513A (en)