NL189882C - GAS PRESSURE REGULATOR. - Google Patents

GAS PRESSURE REGULATOR.

Info

Publication number
NL189882C
NL189882C NLAANVRAGE7906434,C NL189882DC NL189882C NL 189882 C NL189882 C NL 189882C NL 189882D C NL189882D C NL 189882DC NL 189882 C NL189882 C NL 189882C
Authority
NL
Netherlands
Prior art keywords
gas pressure
pressure regulator
regulator
gas
pressure
Prior art date
Application number
NLAANVRAGE7906434,C
Other languages
Dutch (nl)
Original Assignee
Dungs Karl Gmbh & Co
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 NL189882C publication Critical patent/NL189882C/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/66—Substation equipment, e.g. for use by subscribers with means for preventing unauthorised or fraudulent calling
    • H04M1/677—Preventing the dialling or sending of predetermined telephone numbers or selected types of telephone numbers, e.g. long distance numbers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
NLAANVRAGE7906434,C 1953-08-21 GAS PRESSURE REGULATOR. NL189882C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1082422X 1953-08-21

Publications (1)

Publication Number Publication Date
NL189882C true NL189882C (en)

Family

ID=4556465

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7906434,C NL189882C (en) 1953-08-21 GAS PRESSURE REGULATOR.

Country Status (4)

Country Link
CH (1) CH317713A (en)
DE (1) DE958205C (en)
FR (1) FR1082422A (en)
NL (1) NL189882C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1067482B (en) * 1958-11-14 1959-10-22 Arnstadt Fernmeldewerk Arrangement for restricted number switch in coin telephones

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE268868C (en) *
DE833210C (en) * 1950-07-13 1952-03-06 Siemens & Halske A G Telephone number switch with mechanically driven blocking device for blocking certain call numbers

Also Published As

Publication number Publication date
DE958205C (en) 1957-02-14
FR1082422A (en) 1954-12-29
CH317713A (en) 1956-11-30

Similar Documents

Publication Publication Date Title
CH321288A (en) Gas pressure switch
BE585436Q (en) Alpha-methyl-phenylalanines.
NL179091B (en) ELECTROCHEMICAL GAS DETECTOR.
FR1093934A (en) Regulator
NL97858C (en) GAS PRESSURE REGULATOR
NL189882C (en) GAS PRESSURE REGULATOR.
DK84592C (en) Gas pressure regulator.
CH311226A (en) Ozonizer.
AT193176B (en) Gas lighter
NL185231B (en) PRESSURE FOOT.
AT191062B (en) Gas pressure regulator
AT187611B (en) Gas pressure regulator
DK86478C (en) Pressure regulator.
DK89776C (en) Gas pressure regulator.
DK82427C (en) Gas valve.
DK85721C (en) Pressure means.
CH336662A (en) Diaphragm valve
DK88597C (en) Diaphragm-controlled gas pressure regulator.
AT195052B (en) Pressure cooker
DK84609C (en) Pressure transformer.
CH319513A (en) Pressure cooker
GR14424B (en) LAMONADA FOAM GAS.
FR1090315A (en) Pressure regulator
AT187719B (en) Gas lighter
DK84971C (en) Gas meter.