FR439396A - Compass with normal points - Google Patents
Compass with normal pointsInfo
- Publication number
- FR439396A FR439396A FR439396DA FR439396A FR 439396 A FR439396 A FR 439396A FR 439396D A FR439396D A FR 439396DA FR 439396 A FR439396 A FR 439396A
- Authority
- FR
- France
- Prior art keywords
- compass
- normal points
- points
- normal
- 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
- B43L9/00—Circular curve-drawing or like instruments
- B43L9/16—Features common to compasses, dividers, and callipers
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE439396X | 1911-09-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR439396A true FR439396A (en) | 1912-06-12 |
Family
ID=1480835
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR439396D Expired FR439396A (en) | 1911-09-30 | 1912-01-26 | Compass with normal points |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR439396A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1994005514A1 (en) * | 1992-09-08 | 1994-03-17 | Etienne Nicolas De Souza | Compass with safety pivot |
FR2699120A1 (en) * | 1992-12-10 | 1994-06-17 | Souza Etienne De | Pair of compasses for drawing arcs or circles |
-
1912
- 1912-01-26 FR FR439396D patent/FR439396A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1994005514A1 (en) * | 1992-09-08 | 1994-03-17 | Etienne Nicolas De Souza | Compass with safety pivot |
US5555630A (en) * | 1992-09-08 | 1996-09-17 | De Souza; Etienne N. | Compass with safety pivot |
FR2699120A1 (en) * | 1992-12-10 | 1994-06-17 | Souza Etienne De | Pair of compasses for drawing arcs or circles |
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