安全旋转插座
浙江工业大学
$pic['image']$pic['image']
share：
Comment 0
# 38安全旋转插座
digital household appliance
Category
impression drawing
stage
2015-04-15
uploaded
Summary

安全旋转插座
防止未成年少年儿童触电

Other Information
2717
0
0
Patent
no patent