CH57712A - Closing device for ducts of ventilation systems and the like. - Google Patents

Closing device for ducts of ventilation systems and the like.

Info

Publication number
CH57712A
CH57712A CH57712A CH57712DA CH57712A CH 57712 A CH57712 A CH 57712A CH 57712 A CH57712 A CH 57712A CH 57712D A CH57712D A CH 57712DA CH 57712 A CH57712 A CH 57712A
Authority
CH
Switzerland
Prior art keywords
ducts
closing device
ventilation systems
ventilation
systems
Prior art date
Application number
CH57712A
Other languages
German (de)
Inventor
Hahn Hasis
Original Assignee
Hasis & Hahn
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 Hasis & Hahn filed Critical Hasis & Hahn
Publication of CH57712A publication Critical patent/CH57712A/en

Links

CH57712A 1911-12-11 1911-12-11 Closing device for ducts of ventilation systems and the like. CH57712A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH57712T 1911-12-11

Publications (1)

Publication Number Publication Date
CH57712A true CH57712A (en) 1913-02-01

Family

ID=4299054

Family Applications (1)

Application Number Title Priority Date Filing Date
CH57712A CH57712A (en) 1911-12-11 1911-12-11 Closing device for ducts of ventilation systems and the like.

Country Status (1)

Country Link
CH (1) CH57712A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2807992A (en) * 1954-01-04 1957-10-01 Gen Motors Corp Air distributor for air conditioning units
US11339990B2 (en) 2018-04-09 2022-05-24 Swegon Operations Ab Air terminal device for control of air flow in a ventilation system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2807992A (en) * 1954-01-04 1957-10-01 Gen Motors Corp Air distributor for air conditioning units
US11339990B2 (en) 2018-04-09 2022-05-24 Swegon Operations Ab Air terminal device for control of air flow in a ventilation system
US11530837B2 (en) 2018-04-09 2022-12-20 Swegon Operations Ab Air terminal device for control of air flow in a ventilation system

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