发明授权
US3942159A Optical readout device 失效
光学读出装置

Optical readout device
摘要:
An optical readout device including a gas discharge display panel with spot light sources each selectively energizable to illuminate the corresponding character pattern, a memory plate which stores the character patterns, and also including an image pickup device which detects the light distribution of the character pattern illuminated with the spot light of the said gas discharge display panel.
公开/授权文献
信息查询
0/0