GERMAN ORIGINAL RICHTER PRECISION COMPASS DRAFTING TOOLS COMPASSES PVA PROFESSI | eBay
Vintage RICHTER PRACISION Germany Drafting Compass Set | eBay
Kasper & Richter Lumo Tec Reviews - Trailspace
Bearing compass Meridian Pro | Manufactum
Kasper & Richter Dakar Touring Compass 386270 B&H Photo Video
Metal drawing or drafting Richter compass on checkered blank white piece of paper, instrument set with needle close-up, indoors, studio still life Stock Photo - Alamy
To offset my previous eastern bloc post, here's a souvenir from GDR, or DDR, as you were. Original Richter math compass, 1983/4 thereabouts. Not inherited, bought for school. Some spare parts included. :
VINTAGE ORIGINAL RICHTER P51 M COMPASS DRAFTING TOOL SET MADE IN GDR #2017 | eBay