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
Direct coupled series amplifier
摘要
申请公布号
US2884492(A)
申请公布日期
1959.04.28
申请号
US19540473844
申请日期
1954.12.08
申请人
SCHLUMBERGER WELL SURVEYING CORPORATION
发明人
SWAIN WILLIAM H.
分类号
H03F3/44
主分类号
H03F3/44
代理机构
代理人
主权项
地址
您可能感兴趣的专利
AROMA DISPENSING DEVICE
AXOR16, A G PROTEIN COUPLED RECEPTOR
CAMELLO GENE FAMILY AND USES THEREOF
BH3 INTERACTING DOMAIN DEATH AGONIST
Evaporator
Menetelmä paperi- tai kartonkikoneen radanhallinnassa
Uusi valkolahottajasieni ja sen käyttö puun esikäsittelyssä
Avomaaviljeltyjen tuoretuotteiden tuotannon- ja laadunhallintajärjestelmä
INTELLIGENT STACKED SWITCHING SYSTEM
COMPOSITION TO TAKE CARE OF HAIR AND ITS APPLICATION
HYDROXYLATION OF COMPACTIN TO PRAVASTATIN BY MICROMONOSPORA
CANNED MEAT AND PLANT FOOD PRODUCTION METHOD
CANNED MEAT AND PLANT FOOD PRODUCTION METHOD
IMPROVED LOCK HOUSING
Promotorer fra filamentøse fungi samt anvendelse deraf
METHOD AND APPARATUS FOR RENDERING IMAGES
DISH WASHING PROCESS AND COMPOSITIONS RELATING THERETO
ANTENNA ARRAY, SUBARRAY
CHECK ( TICKET ) PRINTING DEVICE OF CASH-REGISTERING MACHINES
ALUMINUM-BASED ALLOY AND A PIECE MADE FROM THIS ALLOY
