FR2220071B1 - - Google Patents
Info
- Publication number
- FR2220071B1 FR2220071B1 FR7340313A FR7340313A FR2220071B1 FR 2220071 B1 FR2220071 B1 FR 2220071B1 FR 7340313 A FR7340313 A FR 7340313A FR 7340313 A FR7340313 A FR 7340313A FR 2220071 B1 FR2220071 B1 FR 2220071B1
- Authority
- FR
- France
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/09—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer using magnetic brush
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Magnetic Brush Developing In Electrophotography (AREA)
- Dry Development In Electrophotography (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00337340A US3855969A (en) | 1973-03-02 | 1973-03-02 | Quality control of electrostatic image developer mix |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2220071A1 FR2220071A1 (en) | 1974-09-27 |
FR2220071B1 true FR2220071B1 (en) | 1980-01-04 |
Family
ID=23320157
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7340313A Expired FR2220071B1 (en) | 1973-03-02 | 1973-11-13 |
Country Status (11)
Country | Link |
---|---|
US (1) | US3855969A (en) |
JP (1) | JPS543375B2 (en) |
AU (1) | AU6084473A (en) |
BE (1) | BE807239A (en) |
CA (1) | CA989161A (en) |
DE (1) | DE2353847A1 (en) |
FR (1) | FR2220071B1 (en) |
GB (1) | GB1467175A (en) |
IT (1) | IT1009676B (en) |
NL (1) | NL7314354A (en) |
ZA (1) | ZA737664B (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50145238A (en) * | 1974-05-13 | 1975-11-21 | ||
JPS51152289U (en) * | 1975-05-29 | 1976-12-04 | ||
JPS51152287U (en) * | 1975-05-29 | 1976-12-04 | ||
US4022157A (en) * | 1975-08-04 | 1977-05-10 | Addressograph Multigraph Corporation | Magnetic brush developer equipped with self-metering controls |
US4279942A (en) * | 1980-03-03 | 1981-07-21 | Eastman Kodak Company | Magnetic field adjustment for magnetic brushes |
JPS57157962U (en) * | 1981-03-30 | 1982-10-04 | ||
JPS5888251U (en) * | 1981-12-02 | 1983-06-15 | 日立金属株式会社 | magnetic brush developing device |
JPS58185862U (en) * | 1982-06-04 | 1983-12-10 | 株式会社東芝 | magnet troller |
JP2751209B2 (en) * | 1988-06-17 | 1998-05-18 | ミノルタ株式会社 | Developing device |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3357402A (en) * | 1966-12-27 | 1967-12-12 | Xerox Corp | Rotary brush development |
GB1239635A (en) * | 1967-10-17 | 1971-07-21 | ||
US3575139A (en) * | 1969-06-04 | 1971-04-20 | Xerox Corp | Electrostatic magnetic developer unit gating apparatus |
US3638614A (en) * | 1969-09-03 | 1972-02-01 | Xerox Corp | Electrostatic latent image development apparatus |
BE757698A (en) * | 1969-10-20 | 1971-04-19 | Xerox Corp | DEVELOPMENT APPARATUS |
US3724422A (en) * | 1970-12-14 | 1973-04-03 | Xerox Corp | Magnetic brush developing apparatus |
US3707947A (en) * | 1970-12-29 | 1973-01-02 | Xerox Corp | Cross-channel mixer |
-
1973
- 1973-03-02 US US00337340A patent/US3855969A/en not_active Expired - Lifetime
- 1973-09-26 CA CA181,958A patent/CA989161A/en not_active Expired
- 1973-09-28 ZA ZA737664*A patent/ZA737664B/en unknown
- 1973-09-28 AU AU60844/73A patent/AU6084473A/en not_active Expired
- 1973-10-18 NL NL7314354A patent/NL7314354A/xx not_active Application Discontinuation
- 1973-10-26 DE DE19732353847 patent/DE2353847A1/en active Pending
- 1973-11-13 FR FR7340313A patent/FR2220071B1/fr not_active Expired
- 1973-11-13 BE BE137676A patent/BE807239A/en unknown
-
1974
- 1974-02-27 GB GB900974A patent/GB1467175A/en not_active Expired
- 1974-02-28 JP JP2293274A patent/JPS543375B2/ja not_active Expired
- 1974-04-08 IT IT20735/74A patent/IT1009676B/en active
Also Published As
Publication number | Publication date |
---|---|
JPS502550A (en) | 1975-01-11 |
CA989161A (en) | 1976-05-18 |
IT1009676B (en) | 1976-12-20 |
GB1467175A (en) | 1977-03-16 |
US3855969A (en) | 1974-12-24 |
JPS543375B2 (en) | 1979-02-22 |
FR2220071A1 (en) | 1974-09-27 |
ZA737664B (en) | 1974-08-28 |
AU6084473A (en) | 1975-04-10 |
DE2353847A1 (en) | 1974-09-26 |
NL7314354A (en) | 1974-09-04 |
BE807239A (en) | 1974-03-01 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |