NL185733B - Trek verbeterende inrichting voor een ventilatiekanaal. - Google Patents

Trek verbeterende inrichting voor een ventilatiekanaal.

Info

Publication number
NL185733B
NL185733B NLAANVRAGE8003483,B NL185733DB NL185733B NL 185733 B NL185733 B NL 185733B NL 185733D B NL185733D B NL 185733DB NL 185733 B NL185733 B NL 185733B
Authority
NL
Netherlands
Prior art keywords
draw
ventilation duct
improving device
improving
ventilation
Prior art date
Application number
NLAANVRAGE8003483,B
Other languages
English (en)
Original Assignee
Zaniewski Michel Henry
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 NL185733B publication Critical patent/NL185733B/nl

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
    • H04N5/62—Intercarrier circuits, i.e. heterodyning sound and vision carriers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/50—Tuning indicators; Automatic tuning control

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Receiver Circuits (AREA)
NLAANVRAGE8003483,B 1953-03-11 Trek verbeterende inrichting voor een ventilatiekanaal. NL185733B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US341706A US2937232A (en) 1953-03-11 1953-03-11 Intercarrier television receiver

Publications (1)

Publication Number Publication Date
NL185733B true NL185733B (nl)

Family

ID=23338679

Family Applications (2)

Application Number Title Priority Date Filing Date
NL100377D NL100377C (nl) 1953-03-11
NLAANVRAGE8003483,B NL185733B (nl) 1953-03-11 Trek verbeterende inrichting voor een ventilatiekanaal.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL100377D NL100377C (nl) 1953-03-11

Country Status (4)

Country Link
US (1) US2937232A (nl)
DE (1) DE975926C (nl)
GB (1) GB753682A (nl)
NL (2) NL185733B (nl)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1094291B (de) * 1957-03-01 1960-12-08 Telefunken Gmbh Fernsehempfaenger mit Tonuebertragung nach dem Differenztraegerverfahren
US4633316A (en) * 1984-11-14 1986-12-30 Zenith Electronics Corporation Stable low cost 4.5 MHz remodulator

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE724217C (de) * 1938-12-23 1942-08-21 Fernseh Gmbh UEberlagerungsempfaenger mit besonderem UEberlagerer, dessen Mischroehre als Gleichrichter wirkt
CH237025A (de) * 1942-07-11 1945-03-31 Lorenz C Ag Zur azimutalen Richtungsbestimmung dienendes Verfahren, bei dem empfangsseitig ein Phasenvergleich zweier durch Demodulation gewonnener gleichfrequenter Schwingungen erfolgt.
NL74381C (nl) * 1944-07-13
US2505843A (en) * 1945-06-04 1950-05-02 Philco Corp Television receiver
US2498488A (en) * 1946-06-14 1950-02-21 Gen Electric Television intercarrier or sound receiver circuit
US2528222A (en) * 1948-12-29 1950-10-31 Gen Electric Combination television and frequency modulation receiver
US2629769A (en) * 1949-12-09 1953-02-24 Zenith Radio Corp Intercarrier television receiver
US2642491A (en) * 1950-01-27 1953-06-16 Zenith Radio Corp Television receiver
US2790848A (en) * 1952-07-31 1957-04-30 Rca Corp Frequency control system

Also Published As

Publication number Publication date
US2937232A (en) 1960-05-17
DE975926C (de) 1962-12-13
GB753682A (en) 1956-07-25
NL100377C (nl)

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