Amusement device for making bubbles
US4481731A · kind A · utility
30Cited by
2References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 6, 1983 |
| Grant date | Nov 13, 1984 |
| Priority date | — |
| Expiry date | Apr 6, 2003 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63H33/28
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A bubble making wand with inner and outer generally concentric serrated rings for making a plurality of small bubbles inside of a single larger bubble. A pan having two reservoirs with shape complimentary to the shape of the wand is also described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.