NL46481C - - Google Patents

Info

Publication number
NL46481C
NL46481C NL46481DA NL46481C NL 46481 C NL46481 C NL 46481C NL 46481D A NL46481D A NL 46481DA NL 46481 C NL46481 C NL 46481C
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 NL46481C publication Critical patent/NL46481C/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/08—Manufacture of heaters for indirectly-heated cathodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microwave Tubes (AREA)
NL46481D 1935-06-09 NL46481C (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEA79173D DE666739C (de) 1935-06-09 1935-06-09 Verfahren zum Herstellen von isolierten wendelfoermigen Heizdraehten

Publications (1)

Publication Number Publication Date
NL46481C true NL46481C (enrdf_load_html_response)

Family

ID=6947652

Family Applications (1)

Application Number Title Priority Date Filing Date
NL46481D NL46481C (enrdf_load_html_response) 1935-06-09

Country Status (2)

Country Link
DE (1) DE666739C (enrdf_load_html_response)
NL (1) NL46481C (enrdf_load_html_response)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE874338C (de) * 1941-05-10 1953-04-23 Telefunken Gmbh Verfahren zur Herstellung einer Gluehdrahtwendel
GB810202A (en) * 1955-06-10 1959-03-11 Vickers Electrical Co Ltd Improvements relating to thermionic cathodes for electron discharge devices

Also Published As

Publication number Publication date
DE666739C (de) 1938-10-27

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