PL199038A1 - Urzadzenie do wytwarzania podcisnienia w drenach - Google Patents

Urzadzenie do wytwarzania podcisnienia w drenach

Info

Publication number
PL199038A1
PL199038A1 PL19903877A PL19903877A PL199038A1 PL 199038 A1 PL199038 A1 PL 199038A1 PL 19903877 A PL19903877 A PL 19903877A PL 19903877 A PL19903877 A PL 19903877A PL 199038 A1 PL199038 A1 PL 199038A1
Authority
PL
Poland
Prior art keywords
drains
creating vacuum
creating
vacuum
Prior art date
Application number
PL19903877A
Other languages
English (en)
Other versions
PL104013B1 (pl
Inventor
Zdzislaw Stapel
Original Assignee
Inst Melioracji I Uzytkow Ziel
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 Inst Melioracji I Uzytkow Ziel filed Critical Inst Melioracji I Uzytkow Ziel
Priority to PL19903877A priority Critical patent/PL104013B1/pl
Publication of PL199038A1 publication Critical patent/PL199038A1/pl
Publication of PL104013B1 publication Critical patent/PL104013B1/pl

Links

PL19903877A 1977-06-21 1977-06-21 Urzadzenie do wytwarzania podcisnienia w drenach PL104013B1 (pl)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL19903877A PL104013B1 (pl) 1977-06-21 1977-06-21 Urzadzenie do wytwarzania podcisnienia w drenach

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL19903877A PL104013B1 (pl) 1977-06-21 1977-06-21 Urzadzenie do wytwarzania podcisnienia w drenach

Publications (2)

Publication Number Publication Date
PL199038A1 true PL199038A1 (pl) 1978-04-24
PL104013B1 PL104013B1 (pl) 1979-07-31

Family

ID=19983218

Family Applications (1)

Application Number Title Priority Date Filing Date
PL19903877A PL104013B1 (pl) 1977-06-21 1977-06-21 Urzadzenie do wytwarzania podcisnienia w drenach

Country Status (1)

Country Link
PL (1) PL104013B1 (pl)

Also Published As

Publication number Publication date
PL104013B1 (pl) 1979-07-31

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