Latest Inventions, Goods, Services
|
2019
|
Invention
|
Photoelectric joystick assembly. The present invention discloses a photoelectric joystick assembl... |
|
2017
|
Invention
|
Scissor-leg structural key and its switch device, and a keyboard applying the key. A switch devic... |
|
|
Invention
|
Mechanical switch of photoelectrical type and a key assembly of a keyboard. A photoelectrical typ... |
|
2016
|
Invention
|
Key of optical mechanical keyboard comprising a ring lock with a light transmission groove and a ... |
|
2015
|
Invention
|
Photoelectric keyboard button. Disclosed is a photoelectric keyboard button, comprising: a circui... |
|
