JPS493877B1 - - Google Patents
Info
- Publication number
- JPS493877B1 JPS493877B1 JP44046916A JP4691669A JPS493877B1 JP S493877 B1 JPS493877 B1 JP S493877B1 JP 44046916 A JP44046916 A JP 44046916A JP 4691669 A JP4691669 A JP 4691669A JP S493877 B1 JPS493877 B1 JP S493877B1
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/10—Investigating individual particles
- G01N15/1031—Investigating individual particles by measuring electrical or magnetic effects
- G01N15/12—Investigating 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
- G01N15/131—Details
- G01N15/132—Circuits
Landscapes
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Dispersion Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR155649 | 1968-06-19 | ||
| FR155650 | 1968-06-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS493877B1 true JPS493877B1 (un) | 1974-01-29 |
Family
ID=26182068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP44046916A Pending JPS493877B1 (un) | 1968-06-19 | 1969-06-16 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3626164A (un) |
| JP (1) | JPS493877B1 (un) |
| CH (1) | CH534930A (un) |
| DE (1) | DE1930597C3 (un) |
| GB (1) | GB1245690A (un) |
| NL (1) | NL6909151A (un) |
| SE (1) | SE351338B (un) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5248158U (un) * | 1975-10-02 | 1977-04-06 |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3869083A (en) * | 1969-07-24 | 1975-03-04 | Arthur G Malmon | Methods and apparatus for determining the number of objects in an assemblage |
| US3699319A (en) * | 1971-03-10 | 1972-10-17 | Robert H Berg | Average volume digital computer and digital volume totalizer for cells and particles |
| CH549210A (de) * | 1972-09-14 | 1974-05-15 | Contraves Ag | Verfahren und messgeraet zur bestimmung des wahren mittleren volumens von in einer elektrolytisch leitenden fluessigkeit suspendierten teilchen. |
| US3920969A (en) * | 1974-01-31 | 1975-11-18 | Robert E Berglas | Digital glucose analyzer |
| US4063309A (en) * | 1976-09-16 | 1977-12-13 | Hycel, Inc. | Mean corpuscular volume measuring apparatus and method |
| US4203029A (en) * | 1978-03-06 | 1980-05-13 | Artek Systems Corporation | Automatic object counter |
| US4447883A (en) * | 1981-05-26 | 1984-05-08 | Technicon Instruments Corporation | Coincidence-error correcting apparatus and method |
| US4510438A (en) * | 1982-02-16 | 1985-04-09 | Coulter Electronics, Inc. | Coincidence correction in particle analysis system |
| US5247461A (en) * | 1991-07-30 | 1993-09-21 | Particle Data, Inc. | Method and apparatus for coincidence correction in electrozone particle sensing |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1004759A (en) * | 1963-04-30 | 1965-09-15 | Smith & Sons Ltd S | Improvements in or relating to digital systems of the kind for providing an output representation of the value of a predetermined dependent variable |
| NL137001C (un) * | 1965-10-20 | 1900-01-01 |
-
1969
- 1969-06-16 NL NL6909151A patent/NL6909151A/xx unknown
- 1969-06-16 CH CH926769A patent/CH534930A/fr not_active IP Right Cessation
- 1969-06-16 GB GB28341/69A patent/GB1245690A/en not_active Expired
- 1969-06-16 DE DE1930597A patent/DE1930597C3/de not_active Expired
- 1969-06-16 SE SE08561/69A patent/SE351338B/xx unknown
- 1969-06-16 JP JP44046916A patent/JPS493877B1/ja active Pending
- 1969-06-16 US US833646A patent/US3626164A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5248158U (un) * | 1975-10-02 | 1977-04-06 |
Also Published As
| Publication number | Publication date |
|---|---|
| NL6909151A (un) | 1969-12-23 |
| DE1930597C3 (de) | 1975-06-12 |
| CH534930A (fr) | 1973-03-15 |
| SE351338B (un) | 1972-11-20 |
| US3626164A (en) | 1971-12-07 |
| DE1930597A1 (de) | 1970-01-22 |
| GB1245690A (en) | 1971-09-08 |
| DE1930597B2 (de) | 1974-10-24 |