FR511401A - Sliding collar system for square section rulers - Google Patents

Sliding collar system for square section rulers

Info

Publication number
FR511401A
FR511401A FR511401A FR511401DA FR511401A FR 511401 A FR511401 A FR 511401A FR 511401 A FR511401 A FR 511401A FR 511401D A FR511401D A FR 511401DA FR 511401 A FR511401 A FR 511401A
Authority
FR
France
Prior art keywords
square section
sliding collar
collar system
rulers
section rulers
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
FR511401A
Other languages
French (fr)
Inventor
Auguste Thevenin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AUGUSTE THEVENIN
Original Assignee
AUGUSTE THEVENIN
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 AUGUSTE THEVENIN filed Critical AUGUSTE THEVENIN
Application granted granted Critical
Publication of FR511401A publication Critical patent/FR511401A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L7/00—Straightedges
FR511401A 1920-02-03 1920-02-03 Sliding collar system for square section rulers Expired FR511401A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR511401T 1920-02-03

Publications (1)

Publication Number Publication Date
FR511401A true FR511401A (en) 1920-12-24

Family

ID=8912341

Family Applications (1)

Application Number Title Priority Date Filing Date
FR511401A Expired FR511401A (en) 1920-02-03 1920-02-03 Sliding collar system for square section rulers

Country Status (1)

Country Link
FR (1) FR511401A (en)

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