NL84720C - - Google Patents

Info

Publication number
NL84720C
NL84720C NL84720DC NL84720C NL 84720 C NL84720 C NL 84720C NL 84720D C NL84720D C NL 84720DC NL 84720 C NL84720 C NL 84720C
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.)
Publication of NL84720C publication Critical patent/NL84720C/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Telephonic Communication Services (AREA)
NL84720D 1950-06-16 NL84720C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL299889X 1950-06-16

Publications (1)

Publication Number Publication Date
NL84720C true NL84720C (enrdf_load_stackoverflow)

Family

ID=19783209

Family Applications (2)

Application Number Title Priority Date Filing Date
NL@@@@87224UURA NL154221B (nl) 1950-06-16 Werkwijze voor de stereospecifieke polymerisatie van alfa-alkenen en werkwijze voor de bereiding van een bij deze werkwijze bruikbaar katalytisch systeem.
NL84720D NL84720C (enrdf_load_stackoverflow) 1950-06-16

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL@@@@87224UURA NL154221B (nl) 1950-06-16 Werkwijze voor de stereospecifieke polymerisatie van alfa-alkenen en werkwijze voor de bereiding van een bij deze werkwijze bruikbaar katalytisch systeem.

Country Status (6)

Country Link
BE (1) BE503597A (enrdf_load_stackoverflow)
CH (1) CH299889A (enrdf_load_stackoverflow)
DE (1) DE974596C (enrdf_load_stackoverflow)
FR (1) FR1050285A (enrdf_load_stackoverflow)
GB (1) GB747173A (enrdf_load_stackoverflow)
NL (2) NL84720C (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL267039A (enrdf_load_stackoverflow) * 1960-07-18
NL272353A (enrdf_load_stackoverflow) * 1960-12-21

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191413524A (en) * 1914-06-03 1915-04-01 Western Electric Co Ltd Improvements in Automatic Switching Mechanisms and more particularly for use in connection with Telephone Systems.
GB191509345A (en) * 1915-06-25 1916-06-26 Relay Automatic Telephone Co L Improvements in Automatic and Semi-automatic Telephone Systems.
AT126861B (de) * 1927-07-30 1932-02-25 Gotthilf Ansgarius Betulander Einrichtung an selbsttätigen Fernsprechsystemen.
GB320366A (en) * 1928-07-10 1929-10-10 Gotthilf Ansgarius Betulander Improvements in automatic telephone systems
GB328314A (en) * 1928-12-20 1930-04-22 Standard Telephones Cables Ltd Improvements in or relating to telephone systems
FR726007A (fr) * 1930-10-27 1932-05-21 Ericsson Telefon Ab L M Perfectionnements aux bureaux centraux téléphoniques automatiques

Also Published As

Publication number Publication date
FR1050285A (fr) 1954-01-06
BE503597A (enrdf_load_stackoverflow)
DE974596C (de) 1961-02-23
CH299889A (fr) 1954-06-30
GB747173A (en) 1956-03-28
NL154221B (nl)

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