PL204302A1 - SURFACE UNDERLAY DEVICE - Google Patents

SURFACE UNDERLAY DEVICE

Info

Publication number
PL204302A1
PL204302A1 PL20430278A PL20430278A PL204302A1 PL 204302 A1 PL204302 A1 PL 204302A1 PL 20430278 A PL20430278 A PL 20430278A PL 20430278 A PL20430278 A PL 20430278A PL 204302 A1 PL204302 A1 PL 204302A1
Authority
PL
Poland
Prior art keywords
underlay device
surface underlay
underlay
Prior art date
Application number
PL20430278A
Other languages
Polish (pl)
Other versions
PL107658B1 (en
Inventor
Jozef Baranowski
Andrzej Wiklik
Eugeniusz Bak
Original Assignee
Glowny Instytut Gornictwa
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 Glowny Instytut Gornictwa filed Critical Glowny Instytut Gornictwa
Priority to PL20430278A priority Critical patent/PL107658B1/en
Publication of PL204302A1 publication Critical patent/PL204302A1/en
Publication of PL107658B1 publication Critical patent/PL107658B1/en

Links

PL20430278A 1978-01-28 1978-01-28 AREA SURFACE DEVICE PL107658B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL20430278A PL107658B1 (en) 1978-01-28 1978-01-28 AREA SURFACE DEVICE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL20430278A PL107658B1 (en) 1978-01-28 1978-01-28 AREA SURFACE DEVICE

Publications (2)

Publication Number Publication Date
PL204302A1 true PL204302A1 (en) 1978-12-04
PL107658B1 PL107658B1 (en) 1980-02-29

Family

ID=19987286

Family Applications (1)

Application Number Title Priority Date Filing Date
PL20430278A PL107658B1 (en) 1978-01-28 1978-01-28 AREA SURFACE DEVICE

Country Status (1)

Country Link
PL (1) PL107658B1 (en)

Also Published As

Publication number Publication date
PL107658B1 (en) 1980-02-29

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