DROOP & REIN has a total of 22 patent applications. Its first patent ever was published in 1930. It filed its patents most often in Germany, France and United Kingdom. Its main competitors in its focus markets machine tools, machines and control are ANGER MACHINING GMBH, STAMA MASCHINENFABRIK GMBH and RECOULES S A.
# | Country | Total Patents | |
---|---|---|---|
#1 | Germany | 10 | |
#2 | France | 5 | |
#3 | United Kingdom | 2 | |
#4 | Italy | 2 | |
#5 | United States | 2 | |
#6 | Switzerland | 1 |
# | Industry | |
---|---|---|
#1 | Machine tools | |
#2 | Machines | |
#3 | Control | |
#4 | Chemical engineering |
# | Technology | |
---|---|---|
#1 | Accessories for machine tools | |
#2 | Unspecified technologies | |
#3 | Milling | |
#4 | Control or regulating systems | |
#5 | Cleaning | |
#6 | Turning | |
#7 | Metalworking with concentrated electric current |
# | Name | Total Patents |
---|---|---|
#1 | Lasermann Franz | 4 |
#2 | Schmoldt Helmut | 3 |
#3 | Wittenbreder Eduard | 2 |
#4 | Steidl Franz | 1 |
#5 | Franz Lasermann | 1 |
#6 | Schroiff Werner | 1 |
#7 | Justus Wessel | 1 |
#8 | Rein Ernst | 1 |
#9 | Vinke Robert | 1 |
#10 | Lascrmann Franz | 1 |
Publication | Filing date | Title |
---|---|---|
DE2754636A1 | Endless tool magazine for machine tool - has tapered shanks of cutting tools cleaned by blast of air through perforations in conical wall | |
DE2739533A1 | METHOD AND DEVICE FOR TOOL LENGTH ADJUSTMENT | |
DE2739534A1 | TOOL CHANGING DEVICE | |
DE2410335A1 | Electroerosive machining tool with electrode - has advancing drives acting on tool or workpiece to move them in any of three dimensions | |
GB1083736A | Electrical tracer for milling machines | |
DE521079C | Device for drawing in lubrication grooves in bearing bushes or on shafts |