BE464915A - - Google Patents

Info

Publication number
BE464915A
BE464915A BE464915DA BE464915A BE 464915 A BE464915 A BE 464915A BE 464915D A BE464915D A BE 464915DA BE 464915 A BE464915 A BE 464915A
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 BE464915A publication Critical patent/BE464915A/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
    • H03F1/36—Negative-feedback-circuit arrangements with or without positive feedback in discharge-tube amplifiers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Epidemiology (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
BE464915D 1945-04-14 BE464915A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US588269A US2480163A (en) 1945-04-14 1945-04-14 Negative feedback amplifier

Publications (1)

Publication Number Publication Date
BE464915A true BE464915A (enrdf_load_html_response)

Family

ID=24353175

Family Applications (1)

Application Number Title Priority Date Filing Date
BE464915D BE464915A (enrdf_load_html_response) 1945-04-14

Country Status (4)

Country Link
US (1) US2480163A (enrdf_load_html_response)
BE (1) BE464915A (enrdf_load_html_response)
FR (1) FR925551A (enrdf_load_html_response)
GB (1) GB610105A (enrdf_load_html_response)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2647173A (en) * 1947-11-17 1953-07-28 Gen Electric Multiple feedback system
US2724807A (en) * 1950-02-16 1955-11-22 Harold B Rex Frequency-selective systems
US2915628A (en) * 1953-07-03 1959-12-01 Honeywell Regulator Co Electrical control apparatus
US2934713A (en) * 1954-09-17 1960-04-26 Itt Anode-follower amplifier
US3225298A (en) * 1962-07-30 1965-12-21 Hewlett Packard Co Impedance to voltage converter including a positive feedback path for supplying impedance testing current
US3317851A (en) * 1963-07-18 1967-05-02 Julie Res Lab Inc Frequency and amplification stabilized high power amplifier
US3525037A (en) * 1967-11-14 1970-08-18 Ampex Method and apparatus for measuring subsurface electrical impedance utilizing first and second successively transmitted signals at different frequencies

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE403982A (enrdf_load_html_response) * 1933-11-11
US2227048A (en) * 1938-07-09 1940-12-31 Bell Telephone Labor Inc Negative feedback amplifier
US2244249A (en) * 1938-12-31 1941-06-03 Radio Patents Corp Wave translation system

Also Published As

Publication number Publication date
GB610105A (en) 1948-10-12
FR925551A (fr) 1947-09-08
US2480163A (en) 1949-08-30

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