BE404695A - - Google Patents
Info
- Publication number
- BE404695A BE404695A BE404695DA BE404695A BE 404695 A BE404695 A BE 404695A BE 404695D A BE404695D A BE 404695DA BE 404695 A BE404695 A BE 404695A
- Authority
- BE
- Belgium
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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT429138X | 1933-08-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE404695A true BE404695A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family
ID=11254673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE404695D BE404695A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1933-08-11 |
Country Status (5)
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2471780A (en) * | 1944-01-24 | 1949-05-31 | Sandison Alexander Gre Seymour | Machine for fabricating strakes for boat construction or the like |
| US2525606A (en) * | 1947-09-06 | 1950-10-10 | William H Kuntz | Device for describing curved or straight lines |
| US2622328A (en) * | 1949-03-07 | 1952-12-23 | Emil F Krohn | Holder and form duplicator for flame cutting hand torches |
| US2898681A (en) * | 1950-12-05 | 1959-08-11 | Hakko Denki Seisakusho Kk | Machine for cutting cycloid gears |
| US3154856A (en) * | 1961-02-23 | 1964-11-03 | Milton A Saunders | Drawing instrument |
| CN103950325B (zh) * | 2014-03-18 | 2015-08-05 | 西安工业大学 | 正弦曲线绘图仪 |
| CN104960360B (zh) * | 2015-06-25 | 2016-11-16 | 李涛 | 螺旋式数学教学演示器 |
| CN107199810B (zh) * | 2017-05-24 | 2018-05-11 | 吕维一 | 一种用于作三角形外接圆的工具 |
| CN109230424A (zh) * | 2018-07-27 | 2019-01-18 | 普定县万贵养殖有限公司 | 一种果蔬卸料装置 |
-
0
- BE BE404695D patent/BE404695A/xx unknown
-
1934
- 1934-08-04 US US738547A patent/US2025842A/en not_active Expired - Lifetime
- 1934-08-09 FR FR778060D patent/FR778060A/fr not_active Expired
- 1934-08-10 DE DEA73844D patent/DE625448C/de not_active Expired
- 1934-08-11 GB GB23266/34A patent/GB429138A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2025842A (en) | 1935-12-31 |
| GB429138A (en) | 1935-05-24 |
| DE625448C (de) | 1936-02-10 |
| FR778060A (fr) | 1935-03-08 |