FR529637A - Precision protractor for drawing, measuring and dividing angles - Google Patents

Precision protractor for drawing, measuring and dividing angles

Info

Publication number
FR529637A
FR529637A FR529637DA FR529637A FR 529637 A FR529637 A FR 529637A FR 529637D A FR529637D A FR 529637DA FR 529637 A FR529637 A FR 529637A
Authority
FR
France
Prior art keywords
measuring
protractor
precision
dividing angles
dividing
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
French (fr)
Inventor
Pierre-Francois-Mau Dugit-Gros
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 filed Critical
Application granted granted Critical
Publication of FR529637A publication Critical patent/FR529637A/en
Expired legal-status Critical Current

Links

FR529637D 1919-05-06 1919-05-06 Precision protractor for drawing, measuring and dividing angles Expired FR529637A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR529637T 1919-05-06

Publications (1)

Publication Number Publication Date
FR529637A true FR529637A (en) 1921-12-02

Family

ID=8922810

Family Applications (1)

Application Number Title Priority Date Filing Date
FR529637D Expired FR529637A (en) 1919-05-06 1919-05-06 Precision protractor for drawing, measuring and dividing angles

Country Status (1)

Country Link
FR (1) FR529637A (en)

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