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
Lautsprecher, der in einem mit einem akustischen Widerstand versehenen Kasten eingebaut ist.
摘要
申请公布号
CH202278(A)
申请公布日期
1939.01.15
申请号
CHD202278
申请日期
1938.01.22
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
GLOEILAMPENFABRIEKEN N. V. PHILIPS'
分类号
H04R1/28
主分类号
H04R1/28
代理机构
代理人
主权项
地址
您可能感兴趣的专利
VACUUM FREEZING DRIER
METHOD OF MEASURING PRESSURE OF BLAST FURNACE WALL
REFRIGERATOR
발진기 동기 시스템
플래쉬 아날로그-디지탈 변환기
모듈을 중첩해서 쌓아올린 강구조물
L-글루타민산 옥시다아제, 그 제법 및 사용
탄소섬유용 전구체 핏치 제조방법
절연유리의 봉함제 조성물
선박 하상용(下床用) 파넬 및 선박하상구축방법
완충 철도차량 대차
Teeth model and method of producing dental prosthesis parts
Flat pallet
DEVICE FOR A VIDEO TAPE CASSETTE INTENDED FOR RENTAL PURPOSES.
Retaining cap for a hydraulic clearance adjustment device
Dynamically high-quality supporting magnets, and combinations of supporting-propulsion systems
PROCESS FOR THE CONTINUOUS PRODUCTION OF N-BUTYRALDEHYDE BY SELECTIVE HYDROGENATION OF CROTON ALDEHYDE IN A LIQUID PHASE IN THE PRESENCE OF A PALLADIUM-ALUMINIUM OXIDE CATALYST
AMMONIUM AND AMINE SALTS OF DI-PERFLUOROALKYL GROUP CONTAINING ACIDS, COMPOSITIONS AND USE THEREOF
PREPARATION OF PIGMENT GRADE CHROMIUM OXIDE
INSTRUCTION PROCESSING IN A DATA PROCESSING MACHINE