Invention Grant
US3519989A Multiple code reader system for automatic control of controlled devices
失效
用于控制设备自动控制的多代码读取系统
- Patent Title: Multiple code reader system for automatic control of controlled devices
- Patent Title (中): 用于控制设备自动控制的多代码读取系统
-
Application No.: US3519989DApplication Date: 1967-07-24
-
Publication No.: US3519989APublication Date: 1970-07-07
- Inventor: HOULE TIM H , KOPYDLOWSKI DONALD J
- Applicant: SMITH CORP A O
- Assignee: A O Smith Corp
- Current Assignee: A O Smith Corp
- Priority: US65547867 1967-07-24
- Main IPC: G07F7/02
- IPC: G07F7/02 ; G06K5/00 ; G06F11/00 ; G08B11/00
Information query
