CH28811A - Tools for providing perforations of sheet materials - Google Patents

Tools for providing perforations of sheet materials

Info

Publication number
CH28811A
CH28811A CH28811A CH28811DA CH28811A CH 28811 A CH28811 A CH 28811A CH 28811 A CH28811 A CH 28811A CH 28811D A CH28811D A CH 28811DA CH 28811 A CH28811 A CH 28811A
Authority
CH
Switzerland
Prior art keywords
tools
sheet materials
providing perforations
perforations
providing
Prior art date
Application number
CH28811A
Other languages
French (fr)
Inventor
Co Universal Safety Tread
Original Assignee
Co Universal Safety Tread
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 Co Universal Safety Tread filed Critical Co Universal Safety Tread
Publication of CH28811A publication Critical patent/CH28811A/en

Links

CH28811A 1903-07-14 1903-07-14 Tools for providing perforations of sheet materials CH28811A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH28811T 1903-07-14

Publications (1)

Publication Number Publication Date
CH28811A true CH28811A (en) 1904-06-15

Family

ID=4243668

Family Applications (1)

Application Number Title Priority Date Filing Date
CH28811A CH28811A (en) 1903-07-14 1903-07-14 Tools for providing perforations of sheet materials

Country Status (1)

Country Link
CH (1) CH28811A (en)

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