ATE71559T1 - VENTILATION DEVICE. - Google Patents

VENTILATION DEVICE.

Info

Publication number: ATE71559T1
Authority: AT; Austria
Prior art keywords: ventilation device; ventilation
Prior art date: 1988-10-08

Application number

AT89118696T

Other languages

German (de)

Inventor

Hans-Joachim Bassfeld

Original Assignee

Envicon Luft & Wassertechnik

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.)

1988-10-08

Filing date

1989-10-07

Publication date

1992-02-15

1988-10-08 Priority claimed from DE19883834317 external-priority patent/DE3834317C1/en

1989-10-07 Application filed by Envicon Luft & Wassertechnik filed Critical Envicon Luft & Wassertechnik

1989-10-07 Priority claimed from EP19890118696 external-priority patent/EP0363865B1/en

1992-02-15 Application granted granted Critical

1992-02-15 Publication of ATE71559T1 publication Critical patent/ATE71559T1/en

Links

238000009423 ventilation Methods 0.000 title 1

AT89118696T 1988-10-08 1989-10-07 VENTILATION DEVICE. ATE71559T1 (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
DE19883834317 DE3834317C1 (en)	1988-10-08	1988-10-08	Apparatus for introducing gas into a liquid
DE3918907		1989-06-09
EP19890118696 EP0363865B1 (en)	1988-10-08	1989-10-07	Aerating device

Publications (1)

Publication Number	Publication Date
ATE71559T1 true ATE71559T1 (en)	1992-02-15

Family

ID=27198341

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT89118696T ATE71559T1 (en)	1988-10-08	1989-10-07	VENTILATION DEVICE.

Country Status (1)

Country	Link
AT (1)	ATE71559T1 (en)

1989
- 1989-10-07 AT AT89118696T patent/ATE71559T1/en not_active IP Right Cessation

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Legal Events

Date	Code	Title	Description
1992-11-15	EEIH	Change in the person of patent owner
2009-07-15	REN	Ceased due to non-payment of the annual fee