Patent · US Expired

Television projection unit

USD247176S · kind S · design

9Cited by
4References
1Claims
0Family size

Inventors

Key dates

Filing dateJan 22, 1976
Grant dateFeb 7, 1978
Priority date
Expiry dateFeb 7, 1992

Classification

  • Technology area (CPC —)General

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.