CH82292A - Method and apparatus for sharpening files and the like by corrosion - Google Patents

Method and apparatus for sharpening files and the like by corrosion

Info

Publication number
CH82292A
CH82292A CH82292A CH82292DA CH82292A CH 82292 A CH82292 A CH 82292A CH 82292 A CH82292 A CH 82292A CH 82292D A CH82292D A CH 82292DA CH 82292 A CH82292 A CH 82292A
Authority
CH
Switzerland
Prior art keywords
corrosion
sharpening
files
sharpening files
Prior art date
Application number
CH82292A
Other languages
French (fr)
Inventor
Peter Nielsen Niels
Leopold Bressendorf Niels
Original Assignee
Peter Nielsen Niels
Leopold Bressendorf Niels
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 Peter Nielsen Niels, Leopold Bressendorf Niels filed Critical Peter Nielsen Niels
Publication of CH82292A publication Critical patent/CH82292A/en

Links

CH82292A 1918-07-04 1918-07-04 Method and apparatus for sharpening files and the like by corrosion CH82292A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH82292T 1918-07-04

Publications (1)

Publication Number Publication Date
CH82292A true CH82292A (en) 1919-09-16

Family

ID=4337118

Family Applications (1)

Application Number Title Priority Date Filing Date
CH82292A CH82292A (en) 1918-07-04 1918-07-04 Method and apparatus for sharpening files and the like by corrosion

Country Status (1)

Country Link
CH (1) CH82292A (en)

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