CA1026601A - Microform positioning apparatus for microform reader - Google Patents

Microform positioning apparatus for microform reader

Info

Publication number: CA1026601A
Authority: CA; Canada
Prior art keywords: microform; reader; positioning apparatus; positioning; microform reader
Prior art date: 1974-07-18
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

Application number

CA223,533A

Other languages

French (fr)

Other versions

CA223533S (en

Inventor

Johann E. Frank

Klaus W. Otten

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

NCR Voyix Corp

Original Assignee

NCR Corp

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.)

1974-07-18

Filing date

1975-04-01

Publication date

1978-02-21

1975-04-01 Application filed by NCR Corp filed Critical NCR Corp

1978-02-21 Application granted granted Critical

1978-02-21 Publication of CA1026601A publication Critical patent/CA1026601A/en

Status Expired legal-status Critical Current

Classifications

- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/10—Projectors with built-in or built-on screen
- G03B21/11—Projectors with built-in or built-on screen for microfilm reading
- G03B21/115—Projectors with built-in or built-on screen for microfilm reading of microfiches
- G03B21/116—Handling microfiches

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Facsimile Scanning Arrangements (AREA)
Automatic Analysis And Handling Materials Therefor (AREA)
Image Input (AREA)
Combination Of More Than One Step In Electrophotography (AREA)

CA223,533A 1974-07-18 1975-04-01 Microform positioning apparatus for microform reader Expired CA1026601A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US489875A US3907416A (en)	1974-07-18	1974-07-18	Microform positioning apparatus

Publications (1)

Publication Number	Publication Date
CA1026601A true CA1026601A (en)	1978-02-21

Family

ID=23945633

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA223,533A Expired CA1026601A (en)	1974-07-18	1975-04-01	Microform positioning apparatus for microform reader

Country Status (6)

Country	Link
US (1)	US3907416A (en)
JP (1)	JPS5112140A (en)
CA (1)	CA1026601A (en)
DE (1)	DE2531521C3 (en)
FR (1)	FR2279129A1 (en)
GB (1)	GB1462576A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4245898A (en) *	1977-09-23	1981-01-20	Microvue Products, Inc.	Microfiche reader
US5035324A (en) *	1990-02-07	1991-07-30	The Ritvik Group Inc.	Toy packaging

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2335697A (en) *	1940-12-09	1943-11-30	James A Reyniers	Photographic apparatus
US2431662A (en) *	1943-02-20	1947-11-25	Henry W Ralph	Microfilm reader and projector for records indexed on microfilm

1974
- 1974-07-18 US US489875A patent/US3907416A/en not_active Expired - Lifetime
- 1974-12-11 JP JP49142394A patent/JPS5112140A/ja active Pending
1975
- 1975-04-01 CA CA223,533A patent/CA1026601A/en not_active Expired
- 1975-06-23 GB GB2652675A patent/GB1462576A/en not_active Expired
- 1975-07-15 DE DE2531521A patent/DE2531521C3/en not_active Expired
- 1975-07-17 FR FR7522301A patent/FR2279129A1/en active Granted

Also Published As

Publication number	Publication date
DE2531521C3 (en)	1980-01-17
DE2531521B2 (en)	1979-05-17
FR2279129B1 (en)	1977-12-16
JPS5112140A (en)	1976-01-30
GB1462576A (en)	1977-01-26
US3907416A (en)	1975-09-23
DE2531521A1 (en)	1976-02-05
FR2279129A1 (en)	1976-02-13

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