There is no makers mark on the ashtray. It does require a proper clean, I have just given it a quick surface clean.
Very Large Vintage Danish Copper Beer Jug with Lid - Pub Scenes
Antique Danish Steelyard Butchers Weight Scale Balance Copenhagen 1905 Denmark
Antique Danish Rustic Wall Cabinet Cupboard Solid oak Arched Top 2 Drawers
Antique Danish Empire Style Sofa Mahogany and Green velour EB9662 V3SS
Pair of Antique Danish Armchairs 1930s Art Deco Vintage
Antique Danish Art Deco Lounge Chair Tub Form Yellow 1920s EB08052