国家/地区
IPC部 C（2）
IPC大类 C09（2）
IPC小类 C09D（2）
IPC
发明人
公开年 2021（2）
申请年
专利权人

Sampling tank useful for collecting and storing ambient air samples, comprises tank body formed of two seamlessly welded hemispheres, passivated film layer provided on inner wall of the tank body, and a circular base.

ZHAO Y, WANG J, SONG X, WANG H, GAO Z, LIANG X, LI Y, LI J

Shooting target assembly comprises substrate comprising sections, patterns formed of conductive inks having electrical conductivity, reference conductor, additional conductor, and interface electrically connected to reference conductors.

WEISS T, SENDER H