ES277781Y - Unidad de teclado multifrecuencia con apertura temporizada - Google Patents

Unidad de teclado multifrecuencia con apertura temporizada

Info

Publication number
ES277781Y
ES277781Y ES1984277781U ES277781U ES277781Y ES 277781 Y ES277781 Y ES 277781Y ES 1984277781 U ES1984277781 U ES 1984277781U ES 277781 U ES277781 U ES 277781U ES 277781 Y ES277781 Y ES 277781Y
Authority
ES
Spain
Prior art keywords
keyboard unit
timed opening
multifrequency
multifrequency keyboard
timed
Prior art date
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
ES1984277781U
Other languages
English (en)
Other versions
ES277781U (es
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.)
Telefonica SA
Original Assignee
Telefonica Nacional de Espana SA
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
Application filed by Telefonica Nacional de Espana SA filed Critical Telefonica Nacional de Espana SA
Priority to ES1984277781U priority Critical patent/ES277781Y/es
Publication of ES277781U publication Critical patent/ES277781U/es
Application granted granted Critical
Publication of ES277781Y publication Critical patent/ES277781Y/es
Expired legal-status Critical Current

Links

ES1984277781U 1984-02-28 1984-02-28 Unidad de teclado multifrecuencia con apertura temporizada Expired ES277781Y (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES1984277781U ES277781Y (es) 1984-02-28 1984-02-28 Unidad de teclado multifrecuencia con apertura temporizada

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES1984277781U ES277781Y (es) 1984-02-28 1984-02-28 Unidad de teclado multifrecuencia con apertura temporizada

Publications (2)

Publication Number Publication Date
ES277781U ES277781U (es) 1984-07-16
ES277781Y true ES277781Y (es) 1985-02-16

Family

ID=8429504

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1984277781U Expired ES277781Y (es) 1984-02-28 1984-02-28 Unidad de teclado multifrecuencia con apertura temporizada

Country Status (1)

Country Link
ES (1) ES277781Y (es)

Also Published As

Publication number Publication date
ES277781U (es) 1984-07-16

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Legal Events

Date Code Title Description
FD1K Utility model lapsed

Effective date: 20010402