PL273643A1 - Hole drilling apparatus - Google Patents

Hole drilling apparatus

Info

Publication number
PL273643A1
PL273643A1 PL27364388A PL27364388A PL273643A1 PL 273643 A1 PL273643 A1 PL 273643A1 PL 27364388 A PL27364388 A PL 27364388A PL 27364388 A PL27364388 A PL 27364388A PL 273643 A1 PL273643 A1 PL 273643A1
Authority
PL
Poland
Prior art keywords
hole drilling
drilling apparatus
hole
drilling
Prior art date
Application number
PL27364388A
Inventor
Eugeniusz Czyryca
Alfred Leda
Original Assignee
Os Bad Rozwojowy Gospodarki Re
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 Os Bad Rozwojowy Gospodarki Re filed Critical Os Bad Rozwojowy Gospodarki Re
Priority to PL27364388A priority Critical patent/PL273643A1/en
Publication of PL273643A1 publication Critical patent/PL273643A1/en

Links

PL27364388A 1988-07-08 1988-07-08 Hole drilling apparatus PL273643A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL27364388A PL273643A1 (en) 1988-07-08 1988-07-08 Hole drilling apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL27364388A PL273643A1 (en) 1988-07-08 1988-07-08 Hole drilling apparatus

Publications (1)

Publication Number Publication Date
PL273643A1 true PL273643A1 (en) 1990-01-22

Family

ID=20043185

Family Applications (1)

Application Number Title Priority Date Filing Date
PL27364388A PL273643A1 (en) 1988-07-08 1988-07-08 Hole drilling apparatus

Country Status (1)

Country Link
PL (1) PL273643A1 (en)

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