NL7205490A - - Google Patents

Info

Publication number
NL7205490A
NL7205490A NL7205490A NL7205490A NL7205490A NL 7205490 A NL7205490 A NL 7205490A NL 7205490 A NL7205490 A NL 7205490A NL 7205490 A NL7205490 A NL 7205490A NL 7205490 A NL7205490 A NL 7205490A
Authority
NL
Netherlands
Application number
NL7205490A
Inventor
W H Coulter
W R Hogg
Jr M D Longman
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 filed Critical
Publication of NL7205490A publication Critical patent/NL7205490A/xx

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03KPULSE TECHNIQUE
    • H03K5/00Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/153Arrangements in which a pulse is delivered at the instant when a predetermined characteristic of an input signal is present or at a fixed time interval after this instant
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10Investigating individual particles
    • G01N15/1031Investigating individual particles by measuring electrical or magnetic effects
    • G01N15/12Investigating individual particles by measuring electrical or magnetic effects by observing changes in resistance or impedance across apertures when traversed by individual particles, e.g. by using the Coulter principle
    • G01N15/131Details
    • G01N15/132Circuits
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06GANALOGUE COMPUTERS
    • G06G7/00Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/18Arrangements for performing computing operations, e.g. operational amplifiers for integration or differentiation; for forming integrals

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Computer Hardware Design (AREA)
  • Dispersion Chemistry (AREA)
  • Software Systems (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Nonlinear Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
NL7205490A 1971-04-28 1972-04-24 NL7205490A (en:Method)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13809671A 1971-04-28 1971-04-28
US21537472A 1972-01-04 1972-01-04

Publications (1)

Publication Number Publication Date
NL7205490A true NL7205490A (en:Method) 1972-10-31

Family

ID=26835860

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7205490A NL7205490A (en:Method) 1971-04-28 1972-04-24

Country Status (14)

Country Link
JP (1) JPS535832B1 (en:Method)
AR (1) AR204900A1 (en:Method)
AU (1) AU460261B2 (en:Method)
BE (1) BE782583A (en:Method)
CA (1) CA952193A (en:Method)
CH (1) CH565368A5 (en:Method)
DE (1) DE2219973A1 (en:Method)
ES (1) ES402053A1 (en:Method)
FR (1) FR2141058A5 (en:Method)
GB (1) GB1385363A (en:Method)
IL (1) IL39276A (en:Method)
IT (1) IT960260B (en:Method)
NL (1) NL7205490A (en:Method)
SE (1) SE376081B (en:Method)

Also Published As

Publication number Publication date
DE2219973A1 (de) 1972-11-09
JPS535832B1 (en:Method) 1978-03-02
IL39276A0 (en) 1972-06-28
CH565368A5 (en:Method) 1975-08-15
GB1385363A (en) 1975-02-26
ES402053A1 (es) 1975-11-16
AR204900A1 (es) 1976-03-19
SE376081B (en:Method) 1975-05-05
AU4151772A (en) 1973-11-01
CA952193A (en) 1974-07-30
BE782583A (nl) 1972-10-24
IT960260B (it) 1973-11-20
AU460261B2 (en) 1975-04-24
FR2141058A5 (en:Method) 1973-01-19
IL39276A (en) 1975-07-28

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