FR425048A - Compas rapporteur à échelles - Google Patents

Compas rapporteur à échelles

Info

Publication number
FR425048A
FR425048A FR425048DA FR425048A FR 425048 A FR425048 A FR 425048A FR 425048D A FR425048D A FR 425048DA FR 425048 A FR425048 A FR 425048A
Authority
FR
France
Prior art keywords
protractor
compass
scales
protractor compass
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
Other languages
English (en)
Inventor
Johannes Krudewig
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR425048A publication Critical patent/FR425048A/fr
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
    • B43L9/00—Circular curve-drawing or like instruments
    • B43L9/02—Compasses
    • B43L9/04—Beam compasses
FR425048D 1911-01-20 1911-01-20 Compas rapporteur à échelles Expired FR425048A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR425048T 1911-01-20

Publications (1)

Publication Number Publication Date
FR425048A true FR425048A (fr) 1911-05-31

Family

ID=1467740

Family Applications (1)

Application Number Title Priority Date Filing Date
FR425048D Expired FR425048A (fr) 1911-01-20 1911-01-20 Compas rapporteur à échelles

Country Status (1)

Country Link
FR (1) FR425048A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2996803A (en) * 1958-10-31 1961-08-22 Saltz Fred Mathematical instrument

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2996803A (en) * 1958-10-31 1961-08-22 Saltz Fred Mathematical instrument

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