NL81364C - - Google Patents

Info

Publication number
NL81364C
NL81364C NL81364DA NL81364C NL 81364 C NL81364 C NL 81364C NL 81364D A NL81364D A NL 81364DA NL 81364 C NL81364 C NL 81364C
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 NL81364C publication Critical patent/NL81364C/xx
Priority claimed from GB2227345A external-priority patent/GB598994A/en

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00Apparatus 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
    • H01J9/02Manufacture of electrodes or electrode systems
    • H01J9/14Manufacture of electrodes or electrode systems of non-emitting electrodes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D47/00Making rigid structural elements or units, e.g. honeycomb structures
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J19/00Details of vacuum tubes of the types covered by group H01J21/00
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00Discharge tubes and lamps
    • H01J2893/0001Electrodes and electrode systems suitable for discharge tubes or lamps
    • H01J2893/0012Constructional arrangements
    • H01J2893/0019Chemical composition and manufacture
    • H01J2893/0022Manufacture

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
NL81364D 1945-08-29 NL81364C (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2227345A GB598994A (en) 1945-08-29 Improvements in or relating to the manufacture of metal screens and electron discharge devices comprising such screens

Publications (1)

Publication Number Publication Date
NL81364C true NL81364C (en:Method)

Family

ID=10176700

Family Applications (1)

Application Number Title Priority Date Filing Date
NL81364D NL81364C (en:Method) 1945-08-29

Country Status (1)

Country Link
NL (1) NL81364C (en:Method)

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