PL271559A1 - Man-lock - Google Patents

Man-lock

Info

Publication number
PL271559A1
PL271559A1 PL27155988A PL27155988A PL271559A1 PL 271559 A1 PL271559 A1 PL 271559A1 PL 27155988 A PL27155988 A PL 27155988A PL 27155988 A PL27155988 A PL 27155988A PL 271559 A1 PL271559 A1 PL 271559A1
Authority
PL
Poland
Prior art keywords
man
lock
Prior art date
Application number
PL27155988A
Other versions
PL158004B1 (en
Inventor
Antoni Czapla
Marian Langosz
Original Assignee
Gwarectwo Automatyzacji Gornic
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 Gwarectwo Automatyzacji Gornic filed Critical Gwarectwo Automatyzacji Gornic
Priority to PL27155988A priority Critical patent/PL158004B1/en
Publication of PL271559A1 publication Critical patent/PL271559A1/en
Publication of PL158004B1 publication Critical patent/PL158004B1/en

Links

PL27155988A 1988-03-30 1988-03-30 Ventilation sluice for persons PL158004B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL27155988A PL158004B1 (en) 1988-03-30 1988-03-30 Ventilation sluice for persons

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL27155988A PL158004B1 (en) 1988-03-30 1988-03-30 Ventilation sluice for persons

Publications (2)

Publication Number Publication Date
PL271559A1 true PL271559A1 (en) 1989-10-02
PL158004B1 PL158004B1 (en) 1992-07-31

Family

ID=20041373

Family Applications (1)

Application Number Title Priority Date Filing Date
PL27155988A PL158004B1 (en) 1988-03-30 1988-03-30 Ventilation sluice for persons

Country Status (1)

Country Link
PL (1) PL158004B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103362529B (en) * 2012-03-26 2016-01-06 枣庄福德通用机械有限公司 Coal mine ventilation door automatic integral interlocking device

Also Published As

Publication number Publication date
PL158004B1 (en) 1992-07-31

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