Patent · US Expired

Programmable logic controller

USD553579S1 · kind S1 · design

12Cited by
16References
1Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 6, 2005
Grant dateOct 23, 2007
Priority date
Expiry dateOct 23, 2021

Classification

  • Technology area (CPC —)General

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