|
US2020297227A1
|
|
Vital sign monitoring system using an optical sensor
|
|
US2020302609A1
|
|
Detecting abnormalities in vital signs of subjects of videos
|
|
CN104305026A
|
|
Ferment for inducing decomposition of calculi and its preparation method and use method
|
|
CN103844266A
|
|
Natural conditioning and nourishing ferment and manufacturing method thereof
|
|
WO2014194707A1
|
|
Calculus enzyme and preparation method therefor
|
|
CN101792426A
|
|
Synthesis method of tetrahydrofurfuryl ethyl ether
|
|
CN101169144A
|
|
Forward, backward or one-way double thrust air cylinder
|
|
CN101172558A
|
|
Method for vertically speed reduction and energy recovery for elevator
|
|
CN101143678A
|
|
Method for applying vertical transferring elevator
|
|
CN101177225A
|
|
Practice method of vertical hoisting transportation elevator and elevator for low-rise building
|
