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
METHOD OF SORTING LETTER MAIL
摘要
申请公布号
CA539092(A)
申请公布日期
1957.04.02
申请号
CAD539092
申请日期
申请人
POSTMASTER GENERAL
发明人
MAURICE M. LEVY
分类号
主分类号
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Fluorescent proteins as cell-type specific reporters
Intervertebral disc replacement method
Acoustic coupling with a fluid bath
Method for stimulating connective tissue growth or wound healing
Torsional vibration measuring instrument
Medical syringe container
Exercise device for use in swimming pool
Methods and apparatuses for launching, capturing, and storing unmanned aircraft, including a container having a guide structure for aircraft components
Method and system for viewing images from an image capture device on a host computer
Optical connector for reducing noise
Reduced visibility rotorcraft and method of controlling flight of reduced visibility rotorcraft
Method and apparatus for quadrature detection and MRI system
Contractile unit having a position sensor means
Mobile renewable energy generator
Apparatus for using fluid laden with nanoparticles for application in electronic cooling
CO2 terminated rubber for plastics
Jewelry article with double-tier diamond cut surface
Recording tape cartridge
Routing scheme for differential pairs in flip chip substrates
Dehydro-estriol (8-DHE3) and dehydro-pregnanetriol (7-DHPT), methods of their synthesis