GB256975A - Process of making vacuum tubes - Google Patents

Process of making vacuum tubes

Info

Publication number
GB256975A
GB256975A GB19851/26A GB1985126A GB256975A GB 256975 A GB256975 A GB 256975A GB 19851/26 A GB19851/26 A GB 19851/26A GB 1985126 A GB1985126 A GB 1985126A GB 256975 A GB256975 A GB 256975A
Authority
GB
United Kingdom
Prior art keywords
substance
anode
bulb
tubes
electrode system
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB19851/26A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of GB256975A publication Critical patent/GB256975A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
    • H01J7/14—Means for obtaining or maintaining the desired pressure within the vessel
    • H01J7/18—Means for absorbing or adsorbing gas, e.g. by gettering
    • H01J7/186—Getter supports

Landscapes

  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
GB19851/26A 1925-08-11 1926-08-11 Process of making vacuum tubes Expired GB256975A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE256975X 1925-08-11

Publications (1)

Publication Number Publication Date
GB256975A true GB256975A (en) 1928-01-11

Family

ID=5966429

Family Applications (1)

Application Number Title Priority Date Filing Date
GB19851/26A Expired GB256975A (en) 1925-08-11 1926-08-11 Process of making vacuum tubes

Country Status (2)

Country Link
GB (1) GB256975A (enrdf_load_stackoverflow)
NL (1) NL22921C (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
NL22921C (enrdf_load_stackoverflow)

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