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一种空心铝型材挤压模上模

Release time:2021-06-12 Hits:

Affilication of Author(s):材料科学与工程学院
Patent Coverage:国内
Disigner of the Invention:王火生,Chen dingning,SHS Lin,董俊豪,梁卫抗,谢志敏,王乾廷
Type of Patent:实用新型
State of Patent:专利授权
Application Number:201920301830.6
Authorization number:9769462
Number of Inventors:8
Service Invention or Not:no
Application Date:2019-03-07
Publication Date:2019-04-07
Authorization Date:2019-12-13