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PL205810A1 - Koronka wiertnicza krzyzowa - Google Patents

Koronka wiertnicza krzyzowa

Info

Publication number
PL205810A1
PL205810A1 PL20581078A PL20581078A PL205810A1 PL 205810 A1 PL205810 A1 PL 205810A1 PL 20581078 A PL20581078 A PL 20581078A PL 20581078 A PL20581078 A PL 20581078A PL 205810 A1 PL205810 A1 PL 205810A1
Authority
PL
Poland
Prior art keywords
drill bit
cross drill
cross
bit
drill
Prior art date
Application number
PL20581078A
Other languages
English (en)
Other versions
PL116140B1 (en
Inventor
Konrad Pluta
Stanislaw Galas
Karol Bocionek
Otto Meinhardt
Original Assignee
Sprzetu Narzedzi Gornicz Fab
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 Sprzetu Narzedzi Gornicz Fab filed Critical Sprzetu Narzedzi Gornicz Fab
Priority to PL20581078A priority Critical patent/PL116140B1/pl
Publication of PL205810A1 publication Critical patent/PL205810A1/pl
Publication of PL116140B1 publication Critical patent/PL116140B1/pl

Links

PL20581078A 1978-04-03 1978-04-03 Cross-type drill bit PL116140B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL20581078A PL116140B1 (en) 1978-04-03 1978-04-03 Cross-type drill bit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL20581078A PL116140B1 (en) 1978-04-03 1978-04-03 Cross-type drill bit

Publications (2)

Publication Number Publication Date
PL205810A1 true PL205810A1 (pl) 1979-11-19
PL116140B1 PL116140B1 (en) 1981-05-30

Family

ID=19988450

Family Applications (1)

Application Number Title Priority Date Filing Date
PL20581078A PL116140B1 (en) 1978-04-03 1978-04-03 Cross-type drill bit

Country Status (1)

Country Link
PL (1) PL116140B1 (pl)

Also Published As

Publication number Publication date
PL116140B1 (en) 1981-05-30

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