Cixi Jinma Optical Instrument Factory: Find professional magnifying glass, soldering helping hand, magnifying lamp, headband magnifier, hose clamp manufacturers and suppliers in China here! We warmly
... Read more
Shandong Crown Industry Co., Ltd.: We're professional carbon black, masterbatch, polyvinyl chloride, specialty carbon blacks, black masterbatches manufacturers and suppliers in China. Please feel free
... Read more
Zhejiang Fangyuan Sifu Mechanical and Electrical Co., Ltd.: SIVO offers IEC stand motor and fan motor.our company is a successful manufacturer and supplier, we have devoted ourselves to motor market
... Read more
Shandong Tengyun Special Vehicle Manufacturing Co., Ltd.: We're professional semi trailer, truck, dump trailer, special trailer, dump truck manufacturers and suppliers in China. Our factory offers
... Read more
The telautograph, an analog precursor to the modern fax machine, transmits electrical impulses recorded by potentiometers at the sending station to servomechanisms attached to a pen at the receiving station, thus reproducing at the receiving station a drawing or signature made by the sender.