Toy train track switch and track bed
USD421281S · kind S · design
11Cited by
41References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 15, 1997 |
| Grant date | Feb 29, 2000 |
| Priority date | — |
| Expiry date | Feb 28, 2014 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.