AT91459B - Drilling device. - Google Patents

Drilling device.

Info

Publication number
AT91459B
AT91459B AT91459DA AT91459B AT 91459 B AT91459 B AT 91459B AT 91459D A AT91459D A AT 91459DA AT 91459 B AT91459 B AT 91459B
Authority
AT
Austria
Prior art keywords
drilling device
drilling
Prior art date
Application number
Other languages
German (de)
Inventor
Karl Guttmann
Original Assignee
Karl Guttmann
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 Karl Guttmann filed Critical Karl Guttmann
Application granted granted Critical
Publication of AT91459B publication Critical patent/AT91459B/en

Links

AT91459D 1921-09-06 1921-09-06 Drilling device. AT91459B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT91459T 1921-09-06

Publications (1)

Publication Number Publication Date
AT91459B true AT91459B (en) 1923-02-26

Family

ID=3611577

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91459D AT91459B (en) 1921-09-06 1921-09-06 Drilling device.

Country Status (1)

Country Link
AT (1) AT91459B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2955306A (en) * 1957-09-25 1960-10-11 Albert L Stegner Surface cleaning device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2955306A (en) * 1957-09-25 1960-10-11 Albert L Stegner Surface cleaning device

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