NL142248B - PROCESS FOR PREPARING A SENSITIVE LACQUER. - Google Patents

PROCESS FOR PREPARING A SENSITIVE LACQUER.

Info

Publication number
NL142248B
NL142248B NL646412172A NL142248DA NL142248B NL 142248 B NL142248 B NL 142248B NL 646412172 A NL646412172 A NL 646412172A NL 142248D A NL142248D A NL 142248DA NL 142248 B NL142248 B NL 142248B
Authority
NL
Netherlands
Prior art keywords
preparing
sensitive lacquer
lacquer
sensitive
Prior art date
Application number
NL646412172A
Other languages
Dutch (nl)
Inventor
Hendrikus Cornelis Nico Sanden
Hendrikes Johannes Veenendaal
Theo Tjalke Boersma
Original Assignee
Philips Nv
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 NL142248B publication Critical patent/NL142248B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/34—Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps
    • H01J25/36—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field
    • H01J25/38—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field the forward travelling wave being utilised
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
    • H01J19/78—One or more circuit elements structurally associated with the tube
    • H01J19/80—Structurally associated resonator having distributed inductance and capacitance
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/34—Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps
    • H01J25/36—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field
NL646412172A 1948-09-09 PROCESS FOR PREPARING A SENSITIVE LACQUER. NL142248B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL277174X 1948-09-09

Publications (1)

Publication Number Publication Date
NL142248B true NL142248B (en)

Family

ID=19782165

Family Applications (2)

Application Number Title Priority Date Filing Date
NL73505D NL73505C (en) 1948-09-09
NL646412172A NL142248B (en) 1948-09-09 PROCESS FOR PREPARING A SENSITIVE LACQUER.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL73505D NL73505C (en) 1948-09-09

Country Status (7)

Country Link
US (1) US2600491A (en)
BE (1) BE491017A (en)
CH (1) CH277174A (en)
DE (1) DE812807C (en)
FR (1) FR994737A (en)
GB (1) GB670124A (en)
NL (2) NL142248B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1005198B (en) * 1954-12-11 1957-03-28 Telefunken Gmbh Electric discharge tubes based on the running field principle

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE550314C (en) * 1932-05-07 Sueddeutsche Telefon App Kabel Cathode tubes in which the grid or anode or both are arranged in the electron path in such a way that, viewed from the cathode, parts of the grid and the anode alternate with one another
US1210540A (en) * 1915-10-28 1917-01-02 Drahtlose Telegraphie Gmbh Cathode-ray tube.
US2002238A (en) * 1930-07-22 1935-05-21 Jr Edward H Yonkers Negative resistance
US2164922A (en) * 1935-12-03 1939-07-04 Telefunken Gmbh Cross field control tube
US2176589A (en) * 1936-01-16 1939-10-17 Telefunken Gmbh Electron beam tube

Also Published As

Publication number Publication date
US2600491A (en) 1952-06-17
DE812807C (en) 1951-09-06
FR994737A (en) 1951-11-21
BE491017A (en)
GB670124A (en) 1952-04-16
CH277174A (en) 1951-08-15
NL73505C (en)

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