Plastic thermal barrier for use in constructing thermally insulated windows, doors, frames and the like
USD242625S · kind S · design
16Cited by
5References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 27, 1975 |
| Grant date | Dec 7, 1976 |
| Priority date | — |
| Expiry date | Dec 7, 1990 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.