Patent · US Expired

Frequency inverter

USD358753S · kind S · design

90Cited by
7References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 21, 1994
Grant dateMay 30, 1995
Priority date
Expiry dateMay 30, 2009

Classification

  • Technology area (CPC —)General

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