XENON by IGEPA GROUP GMBH & CO. KG (Track this)
Intl: (016) Paper goods and printed matter US: 002; 005; 022; 023; 029; 037; 038; 050 Filing date: 11-Aug-1998 Serial number: 75534493
XENON by JOS. SCHNEIDER OPTISCHE WERKE GMBH (Track this)
Intl: (009) Electrical and scientific apparatus US: 026 Filing date: 15-Apr-1935 Serial number: 71363784