IT219545Z2 - PIEZOCERAMIC CAP FOR TELEPHONE DEVICES - Google Patents

PIEZOCERAMIC CAP FOR TELEPHONE DEVICES

Info

Publication number
IT219545Z2
IT219545Z2 IT2117590U IT2117590U IT219545Z2 IT 219545 Z2 IT219545 Z2 IT 219545Z2 IT 2117590 U IT2117590 U IT 2117590U IT 2117590 U IT2117590 U IT 2117590U IT 219545 Z2 IT219545 Z2 IT 219545Z2
Authority
IT
Italy
Prior art keywords
piezoceramic
cap
telephone devices
telephone
devices
Prior art date
Application number
IT2117590U
Other languages
Italian (it)
Other versions
IT9021175U1 (en
IT9021175V0 (en
Original Assignee
Alcatel Dial Face Spa
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 Alcatel Dial Face Spa filed Critical Alcatel Dial Face Spa
Publication of IT9021175V0 publication Critical patent/IT9021175V0/en
Priority to IT2117590U priority Critical patent/IT219545Z2/en
Priority to AT91102478T priority patent/ATE116782T1/en
Priority to DK91102478.4T priority patent/DK0456968T3/en
Priority to ES91102478T priority patent/ES2069759T3/en
Priority to EP91102478A priority patent/EP0456968B1/en
Priority to DE69106432T priority patent/DE69106432T2/en
Priority to US07/685,957 priority patent/US5195142A/en
Priority to AU75942/91A priority patent/AU645310B2/en
Priority to NO91911701A priority patent/NO911701L/en
Priority to RO147500A priority patent/RO109493B1/en
Priority to SU914895340A priority patent/RU2044414C1/en
Priority to EG28991A priority patent/EG19327A/en
Publication of IT9021175U1 publication Critical patent/IT9021175U1/en
Application granted granted Critical
Publication of IT219545Z2 publication Critical patent/IT219545Z2/en
Priority to GR950400304T priority patent/GR3015086T3/en

Links

IT2117590U 1989-05-15 1990-05-14 PIEZOCERAMIC CAP FOR TELEPHONE DEVICES IT219545Z2 (en)

Priority Applications (13)

Application Number Priority Date Filing Date Title
IT2117590U IT219545Z2 (en) 1990-05-14 1990-05-14 PIEZOCERAMIC CAP FOR TELEPHONE DEVICES
AT91102478T ATE116782T1 (en) 1990-05-14 1991-02-21 PIEZOELECTRIC TRANSDUCER.
DK91102478.4T DK0456968T3 (en) 1990-05-14 1991-02-21 Piezoelectric transducer
ES91102478T ES2069759T3 (en) 1990-05-14 1991-02-21 PIEZOELECTRIC TRANSDUCER.
EP91102478A EP0456968B1 (en) 1990-05-14 1991-02-21 Piezoelectric transducer
DE69106432T DE69106432T2 (en) 1990-05-14 1991-02-21 Piezoelectric converter.
US07/685,957 US5195142A (en) 1990-05-14 1991-04-16 Piezoelectric transducer
AU75942/91A AU645310B2 (en) 1990-05-11 1991-04-24 Piezo-electric transducer arrangement
NO91911701A NO911701L (en) 1990-05-14 1991-04-30 Transducer.
RO147500A RO109493B1 (en) 1990-05-14 1991-05-06 Piezoelectric transducer
SU914895340A RU2044414C1 (en) 1990-05-14 1991-05-13 Piezoelectric converter
EG28991A EG19327A (en) 1989-05-15 1991-05-13 Piezoelectric transducer
GR950400304T GR3015086T3 (en) 1990-05-14 1995-02-16 Piezoelectric transducer.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2117590U IT219545Z2 (en) 1990-05-14 1990-05-14 PIEZOCERAMIC CAP FOR TELEPHONE DEVICES

Publications (3)

Publication Number Publication Date
IT9021175V0 IT9021175V0 (en) 1990-05-14
IT9021175U1 IT9021175U1 (en) 1991-11-15
IT219545Z2 true IT219545Z2 (en) 1993-03-17

Family

ID=11177904

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2117590U IT219545Z2 (en) 1989-05-15 1990-05-14 PIEZOCERAMIC CAP FOR TELEPHONE DEVICES

Country Status (1)

Country Link
IT (1) IT219545Z2 (en)

Also Published As

Publication number Publication date
IT9021175U1 (en) 1991-11-15
IT9021175V0 (en) 1990-05-14

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950525