Search Only Images Visit Image Gallery FAQ page Visit Image Gallery FAQ imggal_sm2.png Can efficiency be measured? Download this image Image ID: SIL-SIL7-19-19 Cite this: Ericsson. 1946. Ericsson, Stockholm, Sweden. Original Caption: Can efficiency be measured? Tag(s): Products and Advertisements Topic(s): Manufacturing industries Download: Image Copyright Not Evaluated Request copy of image How can I use this image?