NL7415672A - Luchtfilter en elektrofotografische druk- en kopieerinrichting voorzien van zo'n filter. - Google Patents

Luchtfilter en elektrofotografische druk- en kopieerinrichting voorzien van zo'n filter.

Info

Publication number: NL7415672A
Authority: NL; Netherlands
Prior art keywords: filter; copier equipped; air filter; electrophotographic pressure; electrophotographic
Prior art date: 1973-12-20

Application number

NL7415672A

Other languages

English (en)

Original Assignee

Ibm

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.)

1973-12-20

Filing date

1974-12-02

Publication date

1975-06-24

1973-12-20 Priority claimed from US426749A external-priority patent/US3894514A/en

1974-12-02 Application filed by Ibm filed Critical Ibm

1975-06-24 Publication of NL7415672A publication Critical patent/NL7415672A/nl

Classifications

- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/10—Collecting or recycling waste developer

Landscapes

Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Environmental & Geological Engineering (AREA)
Sustainable Development (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Dry Development In Electrophotography (AREA)

NL7415672A 1973-12-20 1974-12-02 Luchtfilter en elektrofotografische druk- en kopieerinrichting voorzien van zo'n filter. NL7415672A (nl)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US42675073A	1973-12-20	1973-12-20
US426749A US3894514A (en)	1973-12-20	1973-12-20	Toner recovery system

Publications (1)

Publication Number	Publication Date
NL7415672A true NL7415672A (nl)	1975-06-24

Family

ID=27027163

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7415672A NL7415672A (nl)	1973-12-20	1974-12-02	Luchtfilter en elektrofotografische druk- en kopieerinrichting voorzien van zo'n filter.

Country Status (2)

Country	Link
GB (1)	GB1463890A (nl)
NL (1)	NL7415672A (nl)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0138376B1 (en) *	1983-09-19	1987-03-04	Kabushiki Kaisha Toshiba	Method and apparatus of electrophotography
US4694310A (en) *	1983-09-19	1987-09-15	Kabushiki Kaisha Toshiba	Method and apparatus of electrophotography

1974
- 1974-10-17 GB GB4497474A patent/GB1463890A/en not_active Expired
- 1974-12-02 NL NL7415672A patent/NL7415672A/nl not_active Application Discontinuation

Also Published As

Publication number	Publication date
GB1463890A (en)	1977-02-09

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Legal Events

Date	Code	Title	Description
1980-03-25	BB	A search report has been drawn up
1980-10-27	BV	The patent application has lapsed