ES117294A1 - Improvements in ventilation devices. - Google Patents

Improvements in ventilation devices.

Info

Publication number
ES117294A1
ES117294A1 ES117294A ES117294A ES117294A1 ES 117294 A1 ES117294 A1 ES 117294A1 ES 117294 A ES117294 A ES 117294A ES 117294 A ES117294 A ES 117294A ES 117294 A1 ES117294 A1 ES 117294A1
Authority
ES
Spain
Prior art keywords
ventilation devices
ventilation
devices
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
ES117294A
Other languages
Spanish (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to ES117294A priority Critical patent/ES117294A1/en
Publication of ES117294A1 publication Critical patent/ES117294A1/en
Expired legal-status Critical Current

Links

ES117294A 1930-03-15 1930-03-15 Improvements in ventilation devices. Expired ES117294A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES117294A ES117294A1 (en) 1930-03-15 1930-03-15 Improvements in ventilation devices.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES117294A ES117294A1 (en) 1930-03-15 1930-03-15 Improvements in ventilation devices.

Publications (1)

Publication Number Publication Date
ES117294A1 true ES117294A1 (en) 1930-04-01

Family

ID=65578063

Family Applications (1)

Application Number Title Priority Date Filing Date
ES117294A Expired ES117294A1 (en) 1930-03-15 1930-03-15 Improvements in ventilation devices.

Country Status (1)

Country Link
ES (1) ES117294A1 (en)

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