38340 ⎘
Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes; Making tubes of special shape; Making tube fittings; Making tubes with varying diameter in longitudinal direction conical tubes
Sub-classes:TUBE DIAMETER EXPANDING METHOD AND FORMING APPARATUS
#2Control system and method for tapered structure construction
#3Torsional extreme-plastic processing method of conic metal pipe
#4Turbine airfoil fabricated from tapered extrusions
#5DEVICE AND SYSTEM FOR POSITIONING CIRCULAR WORK PIECES
#6DEVICE FOR FINAL CALIBRATION OF TAPERED TUBULAR SHAFTS
#7Die, method of manufacturing stepped metal pipe or tube, and stepped metal pipe or tube
#8Die, method of manufacturing stepped metal pipe or tube, and stepped metal pipe or tube
#9Crushable structure manufactured from mechanical expansion
#10Method of producing tapered or pointed cannula
#11Method of producing tapered or pointed cannula