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CH1001A - Shield shovel, Perrin system - Google Patents

Shield shovel, Perrin system

Info

Publication number
CH1001A
CH1001A CH1001A CH1001DA CH1001A CH 1001 A CH1001 A CH 1001A CH 1001 A CH1001 A CH 1001A CH 1001D A CH1001D A CH 1001DA CH 1001 A CH1001 A CH 1001A
Authority
CH
Switzerland
Prior art keywords
perrin
shovel
shield
shield shovel
perrin system
Prior art date
Application number
CH1001A
Other languages
French (fr)
Inventor
P-H Perrin
Original Assignee
Perrin P H
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 Perrin P H filed Critical Perrin P H
Publication of CH1001A publication Critical patent/CH1001A/en

Links

CH1001A 1889-05-14 1889-05-14 Shield shovel, Perrin system CH1001A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1001T 1889-05-14

Publications (1)

Publication Number Publication Date
CH1001A true CH1001A (en) 1889-12-31

Family

ID=4179239

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1001A CH1001A (en) 1889-05-14 1889-05-14 Shield shovel, Perrin system

Country Status (1)

Country Link
CH (1) CH1001A (en)

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