DELOUPE by Deloupe, Inc. (Track this)
Intl: (012) Vehicles US: 019; 021; 023; 031; 035; 044 Filing date: 14-Aug-1995 Serial number: 74715270
OPTILOUPE by DONEGAN OPTICAL COMPANY, INC. (Track this)
Intl: (009) Electrical and scientific apparatus US: 026 Filing date: 28-Mar-1962 Serial number: 72140930