CH2937A - Rotating toothbrush, called `` Rotifer '' - Google Patents
Rotating toothbrush, called `` Rotifer ''Info
- Publication number
- CH2937A CH2937A CH2937A CH2937DA CH2937A CH 2937 A CH2937 A CH 2937A CH 2937 A CH2937 A CH 2937A CH 2937D A CH2937D A CH 2937DA CH 2937 A CH2937 A CH 2937A
- Authority
- CH
- Switzerland
- Prior art keywords
- rotifer
- called
- rotating toothbrush
- toothbrush
- rotating
- Prior art date
Links
- 241000700141 Rotifera Species 0.000 title 1
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH2937T | 1890-12-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH2937A true CH2937A (en) | 1891-04-30 |
Family
ID=4183687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH2937A CH2937A (en) | 1890-12-08 | 1890-12-08 | Rotating toothbrush, called `` Rotifer '' |
Country Status (1)
| Country | Link |
|---|---|
| CH (1) | CH2937A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4015578A1 (en) * | 1990-05-15 | 1991-11-21 | Rudolf Dr Engelmayer | Dental cleaning equipment with motor-driven rotary brush - reversible between movements over front and back surfaces of teeth by resetting switch |
| DE4308106A1 (en) * | 1993-03-15 | 1994-09-22 | Willi Koch | Mechanical tooth brush |
-
1890
- 1890-12-08 CH CH2937A patent/CH2937A/en unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4015578A1 (en) * | 1990-05-15 | 1991-11-21 | Rudolf Dr Engelmayer | Dental cleaning equipment with motor-driven rotary brush - reversible between movements over front and back surfaces of teeth by resetting switch |
| DE4308106A1 (en) * | 1993-03-15 | 1994-09-22 | Willi Koch | Mechanical tooth brush |
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