首页
产品
黄页
商标
征信
会员服务
注册
登录
全部
|
企业名
|
法人/股东/高管
|
品牌/产品
|
地址
|
经营范围
发明名称
Dispositif de signalisation automatique pour les passages à niveau à une seule voie
摘要
申请公布号
FR813444(A)
申请公布日期
1937.06.01
申请号
FRD813444
申请日期
1936.11.12
申请人
ORENSTEIN & KOPPEL AKTIENGESELLSCHAFT
发明人
分类号
B61L29/28
主分类号
B61L29/28
代理机构
代理人
主权项
地址
您可能感兴趣的专利
PRINTING METHOD
PATTERN FORMATION METHOD AND LIQUID DROPLET EJECTOR
ADHESIVE COATING DEVICE, ADHESIVE COATING METHOD AND PACKAGING MATERIAL
LIQUID DELIVERING APPARATUS AND LIQUID DELIVERING METHOD
RECORDER, IMAGE FORMATION CONTROLLER, AND RECORDING METHOD
DECORATIVE MATERIAL
RECORDER, IMAGE PROCESSING CONTROLLER, AND RECORDING METHOD
SUBSTRATE CUTTING DEVICE
TOOL KNIFE EDGE POSITION COMPUTING METHOD AND MACHINE TOOL
CHIP REMOVING METHOD AND CUTTING DEVICE USED FOR IT
STOPPAGE CONTROLLING MECHANISM OF AIR MOTOR IN PNEUMATIC PRESSURE TYPE SCREW DRIVING MACHINE
BROACHING MACHINE AND BROACHING METHOD
SURFACE COATED CERMET-MADE CUTTING TOOL HAVING HARD COATING LAYER EXHIBITING CHIPPING RESISTANCE IN HIGH-SPEED CUTTING MATERIAL HARD TO CUT
WIRE DRAWING METHOD AND WIRE DRAWING DEVICE
CONVEYER FOR CHIPS AND IRON POWDER
MOLD FLUX FOR CONTINUOUSLY CASTING STEEL
SYSTEM AND METHOD FOR TREATING ORGANIC SLUDGE
METHOD FOR MANUFACTURING BOTTOM SEDIMENT-SOLIDIFIED MATERIAL
ENLARGE-WORKING METHOD FOR SHAFT
MANUFACTURING METHOD OF GLASS SUBSTRATE HAVING FUNCTIONAL COATING FILM
