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
Schallumsatzgerät mit piezoelektrisch zu Longitudinalschwingungen erregbarem Rochellesalzschwinger.
摘要
申请公布号
CH233605(A)
申请公布日期
1944.08.15
申请号
CHD233605
申请日期
1942.10.10
申请人
ELECTROACUSTIC HECHT;SCHMIDT KOMMANDITGESELLSCHAFT
发明人
HECHT ELECTROACUSTIC;KOMMANDITGESELLSCHAFT SCHMIDT
分类号
B06B1/06;H04R17/10
主分类号
B06B1/06
代理机构
代理人
主权项
地址
您可能感兴趣的专利
POWER SAVING OPERATION DISPLAY APPARATUS AND METHOD FOR AIR CONDITIONER
DUPLEX NUMBER 7 PROCESSOR MANAGEMENT METHOD FOR MOBILE COMMUNICATION EXCHANGE
APPARATUS FOR SEPARATING AIR IN FUEL SYSTEM
KEYFACT-BASED TEXT SEARCH SYSTEM, APPARATUS AND METHOD FOR SEARCHING KEYFACT-BASED TEXT THEREWITH
OUTDOOR WINDOW SHUTTER
STEAMER
COLD-SHRINKABLE POLYETHYLENE FILM LABEL
CLAMP-TYPE PIPE HOLDER
DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE COATED DISPOSABLE BANDEROLE
MODULAR PROTECTIVE RELAY WITH SUB-MODULES
METHOD OF OBTAINING MELAMINE
WELDING APPARATUS FOR JOINTING TOGETHER TWO WORKPIECES BY MEANS OF A SINGLE SELF CONTAINED WELD
DIAGNOSIS SYSTEM FOR MANUFACTURING EQUIPMENT OF SEMICONDUCTOR DEVICE AND ETCH AND EXPOSURE EQUIPMENT USING THE SAME
BI-DIRECTIONAL OPTICAL WAVELENGTH MULTIPLEXER AND DEMULTIPLEXER
DEVICE FOR SUPPORTING MAGNETIC HEAD
AIR CLEANER FOR VEHICLE
METHOD FOR ISOLATING ACTIVE REGION OF SEMICONDUCTOR DEVICE
METHOD FOR FABRICATING THIN FILM TRANSISTOR
EXPOSING METHOD OF WAFER FOR FABRICATING SEMICONDUCTOR
WRITE DRIVER CIRCUIT
