CH56864A - Zeichengerät - Google Patents
ZeichengerätInfo
- Publication number
- CH56864A CH56864A CH56864A CH56864DA CH56864A CH 56864 A CH56864 A CH 56864A CH 56864 A CH56864 A CH 56864A CH 56864D A CH56864D A CH 56864DA CH 56864 A CH56864 A CH 56864A
- Authority
- CH
- Switzerland
- Prior art keywords
- drawing device
- Prior art date
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH56864T | 1911-04-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH56864A true CH56864A (de) | 1912-12-02 |
Family
ID=4297672
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH56864A CH56864A (de) | 1911-04-15 | 1911-04-15 | Zeichengerät |
Country Status (1)
Country | Link |
---|---|
CH (1) | CH56864A (de) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2523050A (en) * | 1950-09-19 | Method and apparatus used in | ||
US3474538A (en) * | 1968-02-13 | 1969-10-28 | Kirk Gaard Inc | Geometry teaching aid |
US5426859A (en) * | 1993-12-06 | 1995-06-27 | Fiskars, Inc. | Measuring and drawing instrument |
WO1996027504A1 (en) * | 1995-03-07 | 1996-09-12 | Safe-T Products, Inc. | Improved instruments for drawing circles |
-
1911
- 1911-04-15 CH CH56864A patent/CH56864A/de unknown
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2523050A (en) * | 1950-09-19 | Method and apparatus used in | ||
US3474538A (en) * | 1968-02-13 | 1969-10-28 | Kirk Gaard Inc | Geometry teaching aid |
US5426859A (en) * | 1993-12-06 | 1995-06-27 | Fiskars, Inc. | Measuring and drawing instrument |
US5501019A (en) * | 1993-12-06 | 1996-03-26 | Fiskars Inc. | Measuring and drawing instrument |
WO1996027504A1 (en) * | 1995-03-07 | 1996-09-12 | Safe-T Products, Inc. | Improved instruments for drawing circles |
US5615485A (en) * | 1995-03-07 | 1997-04-01 | Safe-T Products, Inc. | Instruments for drawing circles |
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