ATE12429T1 - Vorrichtungen zur messung von physikalischen groessen, die den ladungszustand eines elektreten veraendern koennen. - Google Patents

Vorrichtungen zur messung von physikalischen groessen, die den ladungszustand eines elektreten veraendern koennen.

Info

Publication number
ATE12429T1
ATE12429T1 AT80400532T AT80400532T ATE12429T1 AT E12429 T1 ATE12429 T1 AT E12429T1 AT 80400532 T AT80400532 T AT 80400532T AT 80400532 T AT80400532 T AT 80400532T AT E12429 T1 ATE12429 T1 AT E12429T1
Authority
AT
Austria
Prior art keywords
electret
charge
devices
change
state
Prior art date
Application number
AT80400532T
Other languages
English (en)
Inventor
Jacques Lewiner
Gerard Dreyfus
Didier Perino
Original Assignee
Jacques Lewiner
Gerard Dreyfus
Didier Perino
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
Priority claimed from FR7910225A external-priority patent/FR2455286A1/fr
Priority claimed from FR8002968A external-priority patent/FR2475741A2/fr
Priority claimed from FR8002967A external-priority patent/FR2475740A2/fr
Application filed by Jacques Lewiner, Gerard Dreyfus, Didier Perino filed Critical Jacques Lewiner
Priority claimed from EP80400532A external-priority patent/EP0018293B1/de
Application granted granted Critical
Publication of ATE12429T1 publication Critical patent/ATE12429T1/de

Links

AT80400532T 1979-04-23 1980-04-18 Vorrichtungen zur messung von physikalischen groessen, die den ladungszustand eines elektreten veraendern koennen. ATE12429T1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FR7910225A FR2455286A1 (fr) 1979-04-23 1979-04-23 Perfectionnements aux dispositifs de mesure des parametres susceptibles de modifier la charge d'un electret
FR8002968A FR2475741A2 (fr) 1980-02-11 1980-02-11 Perfectionnements aux dispositifs de mesure de parametres susceptibles de modifier la charge d'un electret
FR8002967A FR2475740A2 (fr) 1980-02-11 1980-02-11 Perfectionnements aux dispositifs de mesure de parametres susceptibles de modifier la charge d'un electret
EP80400532A EP0018293B1 (de) 1979-04-23 1980-04-18 Vorrichtungen zur Messung von physikalischen Grössen, die den Ladungszustand eines Elektreten verändern können

Publications (1)

Publication Number Publication Date
ATE12429T1 true ATE12429T1 (de) 1985-04-15

Family

ID=27440269

Family Applications (1)

Application Number Title Priority Date Filing Date
AT80400532T ATE12429T1 (de) 1979-04-23 1980-04-18 Vorrichtungen zur messung von physikalischen groessen, die den ladungszustand eines elektreten veraendern koennen.

Country Status (1)

Country Link
AT (1) ATE12429T1 (de)

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties