NL7509612A - Toetsenbord. - Google Patents

Toetsenbord.

Info

Publication number: NL7509612A
Authority: NL; Netherlands
Prior art keywords: keyboard
Prior art date: 1974-08-22

Application number

NL7509612A

Other languages

English (en)

Dutch (nl)

Original Assignee

Kienzle Apparate Gmbh

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.)

1974-08-22

Filing date

1975-08-12

Publication date

1976-02-24

1975-08-12 Application filed by Kienzle Apparate Gmbh filed Critical Kienzle Apparate Gmbh

1976-02-24 Publication of NL7509612A publication Critical patent/NL7509612A/xx

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/10—Bases; Stationary contacts mounted thereon

NL7509612A 1974-08-22 1975-08-12 Toetsenbord. NL7509612A (nl)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2440265A DE2440265A1 (de)	1974-08-22	1974-08-22	Tastatur

Publications (1)

Publication Number	Publication Date
NL7509612A true NL7509612A (nl)	1976-02-24

Family

ID=5923817

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
NL7509613A NL7509613A (nl)	1974-08-22	1975-08-12	Toetsenbord.
NL7509612A NL7509612A (nl)	1974-08-22	1975-08-12	Toetsenbord.

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
NL7509613A NL7509613A (nl)	1974-08-22	1975-08-12	Toetsenbord.

Country Status (5)

Country	Link
CH (2)	CH592955A5 (xx)
DE (1)	DE2440265A1 (xx)
IT (2)	IT1041276B (xx)
NL (2)	NL7509613A (xx)
SE (2)	SE406013B (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0157035B1 (en) *	1984-03-29	1993-01-27	Cherry Electrical Products Limited	Mechanical keyboard with membrane switch array
CN107993867A (zh) *	2017-12-28	2018-05-04	西安开天铁路电气股份有限公司	可照明平头自复按钮设备

1974
- 1974-08-22 DE DE2440265A patent/DE2440265A1/de active Pending
1975
- 1975-08-12 NL NL7509613A patent/NL7509613A/xx active Search and Examination
- 1975-08-12 NL NL7509612A patent/NL7509612A/xx not_active Application Discontinuation
- 1975-08-18 CH CH1070975A patent/CH592955A5/xx not_active IP Right Cessation
- 1975-08-18 CH CH1071075A patent/CH588763A5/xx not_active IP Right Cessation
- 1975-08-20 IT IT51000/75A patent/IT1041276B/it active
- 1975-08-20 IT IT50999/75A patent/IT1041275B/it active
- 1975-08-22 SE SE7509401A patent/SE406013B/xx unknown
- 1975-08-22 SE SE7509402A patent/SE399327B/xx unknown

Also Published As

Publication number	Publication date
SE399327B (sv)	1978-02-06
NL7509613A (nl)	1976-02-24
CH592955A5 (xx)	1977-11-15
IT1041275B (it)	1980-01-10
SE7509401L (sv)	1976-02-23
SE7509402L (sv)	1976-02-23
DE2440265A1 (de)	1976-03-11
SE406013B (sv)	1979-01-15
CH588763A5 (xx)	1977-06-15
IT1041276B (it)	1980-01-10

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Legal Events

Date	Code	Title
1979-06-25	BA	A request for search or an international-type search has been filed
1980-04-25	BB	A search report has been drawn up
1981-04-27	BV	The patent application has lapsed