BE366612A - - Google Patents

Info

Publication number
BE366612A
BE366612A BE366612DA BE366612A BE 366612 A BE366612 A BE 366612A BE 366612D A BE366612D A BE 366612DA BE 366612 A BE366612 A BE 366612A
Authority
BE
Belgium
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 BE366612A publication Critical patent/BE366612A/xx

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00—Details
    • F24D19/008—Details related to central heating radiators
    • F24D19/0082—Humidifiers for radiators
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/06—Dredgers; Soil-shifting machines mechanically-driven with digging screws
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/10—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being vacuum tube

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
BE366612D 1929-02-07 BE366612A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL687697X 1929-02-07

Publications (1)

Publication Number Publication Date
BE366612A true BE366612A (en)

Family

ID=19805713

Family Applications (2)

Application Number Title Priority Date Filing Date
BE366612D BE366612A (en) 1929-02-07
BE366672D BE366672A (en) 1929-02-07

Family Applications After (1)

Application Number Title Priority Date Filing Date
BE366672D BE366672A (en) 1929-02-07

Country Status (2)

Country Link
BE (2) BE366672A (en)
FR (1) FR687697A (en)

Also Published As

Publication number Publication date
BE366672A (en)
FR687697A (en) 1930-08-12

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