Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
Inventor
active
Acoustic touch position sensor using a low acoustic loss...
Acoustic touch position sensor using a low acoustic loss...
Acoustic wave type touch panel
Fiber-reinforced resin plate and process for producing the same
Method and apparatus for conducting a transaction between...
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