CH49778A - Process for forming screw heads - Google Patents

Process for forming screw heads

Info

Publication number
CH49778A
CH49778A CH49778A CH49778DA CH49778A CH 49778 A CH49778 A CH 49778A CH 49778 A CH49778 A CH 49778A CH 49778D A CH49778D A CH 49778DA CH 49778 A CH49778 A CH 49778A
Authority
CH
Switzerland
Prior art keywords
screw heads
forming screw
forming
heads
screw
Prior art date
Application number
CH49778A
Other languages
French (fr)
Inventor
Lymburner Robertson Peter
Original Assignee
Lymburner Robertson Peter
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 Lymburner Robertson Peter filed Critical Lymburner Robertson Peter
Publication of CH49778A publication Critical patent/CH49778A/en

Links

CH49778A 1909-09-25 1909-09-25 Process for forming screw heads CH49778A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH49778T 1909-09-25

Publications (1)

Publication Number Publication Date
CH49778A true CH49778A (en) 1911-03-16

Family

ID=4285814

Family Applications (1)

Application Number Title Priority Date Filing Date
CH49778A CH49778A (en) 1909-09-25 1909-09-25 Process for forming screw heads

Country Status (1)

Country Link
CH (1) CH49778A (en)

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