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
High frequency phonograph apparatus
摘要
申请公布号
US1906214(A)
申请公布日期
1933.04.25
申请号
US19270176677
申请日期
1927.03.19
申请人
COMMUNICATION PATENTS, INC.
发明人
NICOLSON ALEXANDER MCLEAN
分类号
H03F3/189;H04R17/04
主分类号
H03F3/189
代理机构
代理人
主权项
地址
您可能感兴趣的专利
CURTAIN WALL
MEANDERING CONTROL SYSTEM AND MEANDERING CONTROL METHOD
METHOD FOR PRODUCING VERTEBRA CORRECTION BACKREST
IMAGE FORMING APPARATUS
IMAGE FORMING APPARATUS, CONTROL METHOD FOR THE SAME, PROGRAM AND RECORDING MEDIUM
SUBSTRATE TREATMENT METHOD AND SUBSTRATE-TREATING DEVICE
FLUORENE SKELETON-BEARING SILICON COMPOUND AND ITS POLYMERIZABLE COMPOSITION
MATCHING REGION DETECTING DEVICE
DC-DC CONVERTER
COMMUNICATION APPARATUS, CONTROL METHOD THEREOF, PROGRAM, AND STORAGE MEDIUM
REACTOR DEVICE AND METHOD OF MANUFACTURING SAME
OPTICAL SYSTEM AND ATOMIC OSCILLATOR
WORKING MACHINE
EXTERIOR WALL REPAIRING METHOD
TOOL HOLDER
CONTROL UNIT FOR GAME MACHINE
DEVICE FOR MEASURING DIMENSION OF TIRE GROUND-CONTACT PART
FLUID PUMP
WASHING MANAGEMENT SYSTEM AND WASHING MANAGEMENT METHOD FOR ENDOSCOPE
ADHESIVE
