FI50571C - Isborr - Google Patents

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Info

Publication number
FI50571C
FI50571C FI1494/72A FI149472A FI50571C FI 50571 C FI50571 C FI 50571C FI 1494/72 A FI1494/72 A FI 1494/72A FI 149472 A FI149472 A FI 149472A FI 50571 C FI50571 C FI 50571C
Authority
FI
Finland
Prior art keywords
blade
ice
fastening
screw
blade pieces
Prior art date
Application number
FI1494/72A
Other languages
English (en)
Finnish (fi)
Other versions
FI50571B (Direct
Inventor
Asseri Akseli Aaltonen
Original Assignee
Asseri Akseli Aaltonen
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 Asseri Akseli Aaltonen filed Critical Asseri Akseli Aaltonen
Priority to FI1494/72A priority Critical patent/FI50571C/fi
Priority to US00263823A priority patent/US3786876A/en
Publication of FI50571B publication Critical patent/FI50571B/fi
Application granted granted Critical
Publication of FI50571C publication Critical patent/FI50571C/fi

Links

Landscapes

  • Earth Drilling (AREA)
FI1494/72A 1971-06-24 1972-05-26 Isborr FI50571C (fi)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI1494/72A FI50571C (fi) 1972-05-26 1972-05-26 Isborr
US00263823A US3786876A (en) 1971-06-24 1972-06-19 Ice auger

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI1494/72A FI50571C (fi) 1972-05-26 1972-05-26 Isborr
FI149472 1972-05-26

Publications (2)

Publication Number Publication Date
FI50571B FI50571B (Direct) 1975-12-31
FI50571C true FI50571C (fi) 1980-01-07

Family

ID=8505714

Family Applications (1)

Application Number Title Priority Date Filing Date
FI1494/72A FI50571C (fi) 1971-06-24 1972-05-26 Isborr

Country Status (1)

Country Link
FI (1) FI50571C (Direct)

Also Published As

Publication number Publication date
FI50571B (Direct) 1975-12-31

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