Patent · US Expired

Portable pneumatic sweeper

USD276662S · kind S · design

12Cited by
4References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 27, 1982
Grant dateDec 4, 1984
Priority date
Expiry dateDec 4, 1998

Classification

  • Technology area (CPC —)General

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