Combination floor cleaning apparatus wand and floor tool
USD255359S · kind S · design
24Cited by
4References
1Claims
0Family size
Inventor
Key dates
| Filing date | Jun 6, 1977 |
| Grant date | Jun 10, 1980 |
| Priority date | — |
| Expiry date | Jun 10, 1994 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.