FR1285541A - Advanced compass simultaneously forming a graduated ruler and protractor - Google Patents
Advanced compass simultaneously forming a graduated ruler and protractorInfo
- Publication number
- FR1285541A FR1285541A FR41340A FR69041340A FR1285541A FR 1285541 A FR1285541 A FR 1285541A FR 41340 A FR41340 A FR 41340A FR 69041340 A FR69041340 A FR 69041340A FR 1285541 A FR1285541 A FR 1285541A
- Authority
- FR
- France
- Prior art keywords
- protractor
- advanced
- simultaneously forming
- graduated ruler
- compass simultaneously
- 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
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
- B43L7/005—Straightedges combined with other drawing aids
-
- 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
- B43L9/007—Circular curve-drawing or like instruments with perforated or marked rulers
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES7974260 | 1960-03-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1285541A true FR1285541A (en) | 1962-02-23 |
Family
ID=8594737
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR41340A Expired FR1285541A (en) | 1960-03-12 | 1961-03-10 | Advanced compass simultaneously forming a graduated ruler and protractor |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1285541A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3292262A (en) * | 1965-08-18 | 1966-12-20 | Worth J Moll | Beam compass |
US3513548A (en) * | 1969-01-14 | 1970-05-26 | Takeo Itano | Extendible drafting compass |
US4129948A (en) * | 1977-02-22 | 1978-12-19 | Hatter Edward E | Circle drawing and measuring device |
-
1961
- 1961-03-10 FR FR41340A patent/FR1285541A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3292262A (en) * | 1965-08-18 | 1966-12-20 | Worth J Moll | Beam compass |
US3513548A (en) * | 1969-01-14 | 1970-05-26 | Takeo Itano | Extendible drafting compass |
US4129948A (en) * | 1977-02-22 | 1978-12-19 | Hatter Edward E | Circle drawing and measuring device |
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