DE2027989C3 - - Google Patents

Info

Publication number
DE2027989C3
DE2027989C3 DE19702027989 DE2027989A DE2027989C3 DE 2027989 C3 DE2027989 C3 DE 2027989C3 DE 19702027989 DE19702027989 DE 19702027989 DE 2027989 A DE2027989 A DE 2027989A DE 2027989 C3 DE2027989 C3 DE 2027989C3
Authority
DE
Grant status
Grant
Patent type
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
DE19702027989
Other versions
DE2027989A1 (en )
DE2027989B2 (en )
Inventor
Juergen Dipl.-Ing. Schmidt
Klaus 4785 Belecke Friebel
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.)
Licentia Patent-Verwaltungs-GmbH
Original Assignee
Licentia Patent-Verwaltungs-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.)
Filing date
Publication date
Grant date

Links

Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR
    • H05B37/00Circuit arrangements for electric light sources in general
    • H05B37/02Controlling
DE19702027989 1970-06-06 1970-06-06 Expired DE2027989C3 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19702027989 DE2027989C3 (en) 1970-06-06 1970-06-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702027989 DE2027989C3 (en) 1970-06-06 1970-06-06

Publications (3)

Publication Number Publication Date
DE2027989A1 true DE2027989A1 (en) 1971-12-16
DE2027989B2 true DE2027989B2 (en) 1975-03-06
DE2027989C3 true DE2027989C3 (en) 1975-10-16

Family

ID=5773291

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19702027989 Expired DE2027989C3 (en) 1970-06-06 1970-06-06

Country Status (1)

Country Link
DE (1) DE2027989C3 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3828702A1 (en) * 1988-08-24 1990-03-01 Stumpmeier Fritz Luminaire having a plurality of light sources of low-voltage halogen lamps and an AC power controller
DE68927175D1 (en) 1988-10-07 1996-10-17 Airport Tech Scandinavia Supervision and control of airport lighting and earthworks
JP3502643B2 (en) * 1992-11-20 2004-03-02 セイフゲイト インターナシヨナル アーベー Communication method and a communication system for communicating to a receiver unit from the secondary side of the isolation transformer, and airfield lighting lamp monitoring system for

Also Published As

Publication number Publication date Type
DE2027989A1 (en) 1971-12-16 application
DE2027989B2 (en) 1975-03-06 application

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
EF Willingness to grant licenses
8339 Ceased/non-payment of the annual fee