JPS5332721B2 - - Google Patents
Info
- Publication number
- JPS5332721B2 JPS5332721B2 JP14129474A JP14129474A JPS5332721B2 JP S5332721 B2 JPS5332721 B2 JP S5332721B2 JP 14129474 A JP14129474 A JP 14129474A JP 14129474 A JP14129474 A JP 14129474A JP S5332721 B2 JPS5332721 B2 JP S5332721B2
- Authority
- JP
- Japan
- 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
- B43L11/00—Non-circular-curve-drawing instruments
- B43L11/02—Non-circular-curve-drawing instruments for drawing conic sections
- B43L11/04—Non-circular-curve-drawing instruments for drawing conic sections for drawing ellipses
- B43L11/055—Non-circular-curve-drawing instruments for drawing conic sections for drawing ellipses with guides
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP49141294A JPS5166034A (en) | 1974-12-04 | 1974-12-04 | Daenno byogasochi |
| US05/634,734 US4014101A (en) | 1974-12-04 | 1975-11-24 | Ellipse drawing instrument |
| DE2554487A DE2554487B2 (de) | 1974-12-04 | 1975-12-04 | Ellipsenzeichengerät |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP49141294A JPS5166034A (en) | 1974-12-04 | 1974-12-04 | Daenno byogasochi |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5166034A JPS5166034A (en) | 1976-06-08 |
| JPS5332721B2 true JPS5332721B2 (enExample) | 1978-09-09 |
Family
ID=15288526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP49141294A Granted JPS5166034A (en) | 1974-12-04 | 1974-12-04 | Daenno byogasochi |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4014101A (enExample) |
| JP (1) | JPS5166034A (enExample) |
| DE (1) | DE2554487B2 (enExample) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2415283A (en) * | 1944-04-17 | 1947-02-04 | Oliver J Hobson | Ellipsograph |
| SU147323A1 (ru) * | 1961-04-05 | 1961-11-30 | Г.Г. Макуха | Прибор дл вычерчивани эллипсов |
| US3500544A (en) * | 1968-01-25 | 1970-03-17 | Keith Audis Hill | Ellipsograph |
| US3724080A (en) * | 1972-05-03 | 1973-04-03 | Kane And Sullivan Inc | Ellipse compass |
-
1974
- 1974-12-04 JP JP49141294A patent/JPS5166034A/ja active Granted
-
1975
- 1975-11-24 US US05/634,734 patent/US4014101A/en not_active Expired - Lifetime
- 1975-12-04 DE DE2554487A patent/DE2554487B2/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2554487B2 (de) | 1979-10-25 |
| US4014101A (en) | 1977-03-29 |
| DE2554487A1 (de) | 1976-06-10 |
| JPS5166034A (en) | 1976-06-08 |
| DE2554487C3 (enExample) | 1980-07-17 |