Patent · US Expired

Ceiling unit

USD341894S · kind S · design

1Cited by
8References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 15, 1991
Grant dateNov 30, 1993
Priority date
Expiry dateNov 30, 2007

Classification

  • Technology area (CPC —)General

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