IT1188867B - Proiettore tascabile per microdiapositive o microfilm - Google Patents

Proiettore tascabile per microdiapositive o microfilm

Info

Publication number: IT1188867B
Authority: IT; Italy
Prior art keywords: microfilm; micro slides; pocket projector; projector; pocket
Prior art date: 1978-12-12

Application number

IT51053/79A

Other languages

English (en)

Other versions

IT7951053A0 (it

Inventor

Del Omar Josef Lopez Val

Original Assignee

Belity Luis Carlos Elguer

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.)

1978-12-12

Filing date

1979-12-11

Publication date

1988-01-28

1979-12-11 Application filed by Belity Luis Carlos Elguer filed Critical Belity Luis Carlos Elguer

1979-12-11 Publication of IT7951053A0 publication Critical patent/IT7951053A0/it

1988-01-28 Application granted granted Critical

1988-01-28 Publication of IT1188867B publication Critical patent/IT1188867B/it

Links

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
- G03B23/00—Devices for changing pictures in viewing apparatus or projectors

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Projection Apparatus (AREA)
Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
Package Closures (AREA)
Basic Packing Technique (AREA)

IT51053/79A 1978-12-12 1979-12-11 Proiettore tascabile per microdiapositive o microfilm IT1188867B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
ES1978240083U ES240083Y (es)	1978-12-12	1978-12-12	Proyector de bolsillo para microdiapositivas

Publications (2)

Publication Number	Publication Date
IT7951053A0 IT7951053A0 (it)	1979-12-11
IT1188867B true IT1188867B (it)	1988-01-28

Family

ID=8400124

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT51053/79A IT1188867B (it)	1978-12-12	1979-12-11	Proiettore tascabile per microdiapositive o microfilm

Country Status (12)

Country	Link
AR (1)	AR223019A1 (it)
BR (1)	BR7908080A (it)
CH (1)	CH634931A5 (it)
DE (1)	DE2949547A1 (it)
DK (1)	DK526879A (it)
ES (1)	ES240083Y (it)
FR (1)	FR2444286A1 (it)
GB (1)	GB2038024B (it)
IT (1)	IT1188867B (it)
MX (1)	MX147355A (it)
NL (1)	NL7908878A (it)
SE (1)	SE7910164L (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN112927575B (zh) *	2021-01-25	2022-09-23	焦作大学	一种适用于汉语言文学专业教学的辅助装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB496142A (en) *	1936-06-08	1938-11-25	Clarence Lee Stephens	Improvements in picture projecting devices
US2454233A (en) *	1946-04-27	1948-11-16	Mathew A Strumor	Picture projecting pistol
US4059351A (en) *	1976-10-15	1977-11-22	Wisotsky Harry A	Hand-held film projectors

1978
- 1978-12-12 ES ES1978240083U patent/ES240083Y/es not_active Expired
1979
- 1979-01-12 AR AR279273A patent/AR223019A1/es active
- 1979-12-05 MX MX180319A patent/MX147355A/es unknown
- 1979-12-07 GB GB7942383A patent/GB2038024B/en not_active Expired
- 1979-12-10 DE DE19792949547 patent/DE2949547A1/de not_active Withdrawn
- 1979-12-10 NL NL7908878A patent/NL7908878A/nl not_active Application Discontinuation
- 1979-12-11 IT IT51053/79A patent/IT1188867B/it active
- 1979-12-11 BR BR7908080A patent/BR7908080A/pt unknown
- 1979-12-11 SE SE7910164A patent/SE7910164L/ not_active Application Discontinuation
- 1979-12-11 DK DK526879A patent/DK526879A/da not_active Application Discontinuation
- 1979-12-11 CH CH1095179A patent/CH634931A5/fr not_active IP Right Cessation
- 1979-12-12 FR FR7930901A patent/FR2444286A1/fr active Granted

Also Published As

Publication number	Publication date
SE7910164L (sv)	1980-06-13
FR2444286B3 (it)	1982-12-31
NL7908878A (nl)	1980-06-16
ES240083U (es)	1979-02-01
DK526879A (da)	1980-06-13
DE2949547A1 (de)	1980-07-03
IT7951053A0 (it)	1979-12-11
GB2038024A (en)	1980-07-16
MX147355A (es)	1982-11-19
GB2038024B (en)	1982-08-04
CH634931A5 (fr)	1983-02-28
BR7908080A (pt)	1980-07-22
FR2444286A1 (fr)	1980-07-11
ES240083Y (es)	1979-07-01
AR223019A1 (es)	1981-07-15

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