一种水位开关电路

Release time:2019-04-15|Hits:

Affilication of Author(s):电气工程学院

Patent Applicant:Lei Wang

Type of Patent:实用新型

Application Number:201220536822.8

Number of Inventors:1

Service Invention or Not:no

Application Date:2012-10-19

Publication Date:2013-04-03

Authorization Date:2013-04-03