Symbol 5979 from IEC 60417 - Title/Meaning: X-ray cassette, freely positioned Function/description: To identify the control or the indicator to select the operating mode, in which the X-ray cassette can be freely positioned, i.e. not fixed inside a cassette holder.
Additional information: 
Published in: 3C/1403/CDV, 3C/1450/RVC
Own work using: iso.org/obp/graphics/grs/a0d7fbe2-87b9-4385-9906-bfcb95f9208c 200.png
Vectorization:  Mrmw