Patent · US Expired

Air cleaner

USD283621S · kind S · design

16Cited by
7References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 30, 1982
Grant dateApr 29, 1986
Priority date
Expiry dateApr 29, 2000

Classification

  • Technology area (CPC —)General

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