Patent · US Expired

Diaphragm pump

USD400210S · kind S · design

31Cited by
4References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 29, 1997
Grant dateOct 27, 1998
Priority date
Expiry dateOct 27, 2012

Classification

  • Technology area (CPC —)General

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