Radio antenna system
申请公布号:US2235139(A)
申请号:US19390250322
申请日期:1939.01.11
申请公布日期:1941.03.18
发明人:BRUCE MALCOLM
分类号:H01Q1/28
主分类号:H01Q1/28
切割机工作台面
可调磁性改锥
用于计量手车的电压互感器
耳温测量器
粮食的电子束杀虫灭菌装置
隐密板
横竖两用强力水暖煤炉
纸模制品定形模切自动输送装置
有线广播前端装置
一种滑板车后轮付脚踏
MODEL INFORMATION CONTROL SYSTEM
PROCESS FOR THE PREPARATION OF POLYMER PARTICLES
Radiotaajuuksien automaattinen tunnistusjärjestelmä
Object tracking apparatus
Anordning og fremgangsmåte for å påföre et limsystem
METHOD FOR PRODUCING SURFACE-HARDENED PMMA FILMS WHICH ARE HIGHLY GLOSSY ON BOTH SIDES, FREE OF GEL BODIES AND CAN BE MANIPULATED IN THE FILM-INSERT-MOULDING METHOD
LOWLY ELECTRIFIABLE COMPOSITE POLYESTER FILM
Method for treating drain media
COMBUSTION FURNACE
LOCK AND KEY MICELLES