GB707534A - Electronic vacuum tube - Google Patents

Electronic vacuum tube

Info

Publication number
GB707534A
GB707534A GB3205/50A GB320550A GB707534A GB 707534 A GB707534 A GB 707534A GB 3205/50 A GB3205/50 A GB 3205/50A GB 320550 A GB320550 A GB 320550A GB 707534 A GB707534 A GB 707534A
Authority
GB
United Kingdom
Prior art keywords
vacuum tube
electronic vacuum
feb
electronic
jan
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
GB3205/50A
Inventor
Josef Kates
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.)
Canadian Patents and Development Ltd
Original Assignee
Canadian Patents and Development Ltd
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 Canadian Patents and Development Ltd filed Critical Canadian Patents and Development Ltd
Priority to GB3205/50A priority Critical patent/GB707534A/en
Priority to GB4899/53A priority patent/GB707632A/en
Priority to US206394A priority patent/US2784312A/en
Priority to DEC3747A priority patent/DE887549C/en
Priority to FR1066807D priority patent/FR1066807A/en
Publication of GB707534A publication Critical patent/GB707534A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
    • G06F7/57—Arithmetic logic units [ALU], i.e. arrangements or devices for performing two or more of the operations covered by groups G06F7/483 – G06F7/556 or for performing logical operations
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K29/00—Pulse counters comprising multi-stable elements, e.g. for ternary scale, for decimal scale; Analogous frequency dividers

Landscapes

  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Amplifiers (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Electron Beam Exposure (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • X-Ray Techniques (AREA)

Abstract

707,534. Thermionic valves. CANADIAN PATENTS & DEVELOPMENT, Ltd. Jan. 16, 1951 [Feb. 8, 1950: Feb. 28, 1950], Nos. 3205/50 and 5029/50. Drawings to Specification. Class 39(1) The subject-matter of this Specification is identical with that described in Specification 707,632 but the claims differ.
GB3205/50A 1950-02-08 1950-02-08 Electronic vacuum tube Expired GB707534A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB3205/50A GB707534A (en) 1950-02-08 1950-02-08 Electronic vacuum tube
GB4899/53A GB707632A (en) 1950-02-08 1950-02-08 An improved electrical circuit for producing an output potential depending on whether a plurality of input potentials severally have a predetermined higher value or a predetermined lower value
US206394A US2784312A (en) 1950-02-08 1951-01-17 Electronic vacuum tube
DEC3747A DE887549C (en) 1950-02-08 1951-01-28 Electron tubes
FR1066807D FR1066807A (en) 1950-02-08 1951-02-07 Electronic vacuum tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3205/50A GB707534A (en) 1950-02-08 1950-02-08 Electronic vacuum tube

Publications (1)

Publication Number Publication Date
GB707534A true GB707534A (en) 1954-04-21

Family

ID=9753936

Family Applications (2)

Application Number Title Priority Date Filing Date
GB3205/50A Expired GB707534A (en) 1950-02-08 1950-02-08 Electronic vacuum tube
GB4899/53A Expired GB707632A (en) 1950-02-08 1950-02-08 An improved electrical circuit for producing an output potential depending on whether a plurality of input potentials severally have a predetermined higher value or a predetermined lower value

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB4899/53A Expired GB707632A (en) 1950-02-08 1950-02-08 An improved electrical circuit for producing an output potential depending on whether a plurality of input potentials severally have a predetermined higher value or a predetermined lower value

Country Status (4)

Country Link
US (1) US2784312A (en)
DE (1) DE887549C (en)
FR (1) FR1066807A (en)
GB (2) GB707534A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2862127A (en) * 1954-05-17 1958-11-25 Nat Union Electric Corp Binary to decimal converter tube
US2999637A (en) * 1959-04-29 1961-09-12 Hughes Aircraft Co Transistor majority logic adder

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2217774A (en) * 1939-05-27 1940-10-15 Bell Telephone Labor Inc Electron discharge apparatus
US2433403A (en) * 1942-08-29 1947-12-30 Bell Telephone Labor Inc Electron discharge apparatus
US2424289A (en) * 1943-07-30 1947-07-22 Rca Corp Calculating device
US2404106A (en) * 1943-08-13 1946-07-16 Rca Corp Electronic calculating device
US2533405A (en) * 1945-09-15 1950-12-12 Nat Union Radio Corp Demodulation apparatus for pulse multiplex pulse time modulated signals
BE475602A (en) * 1946-08-23
US2519172A (en) * 1946-08-30 1950-08-15 Rca Corp Control of electron discharge device of area selection type
US2558460A (en) * 1946-10-11 1951-06-26 Rca Corp Scanning circuit for area selection tubes and the like
US2552619A (en) * 1949-03-05 1951-05-15 Bell Telephone Labor Inc Electron beam coder for pulse code modulation
US2533401A (en) * 1949-09-14 1950-12-12 Nat Union Radio Corp Coincidence detector of the focused rotary electron beam kind

Also Published As

Publication number Publication date
US2784312A (en) 1957-03-05
FR1066807A (en) 1954-06-10
DE887549C (en) 1953-08-24
GB707632A (en) 1954-04-21

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