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
MEANS FOR MAINTAINING THE SUCTION CAPACITY OF A VACUUM CLEANER
摘要
申请公布号
US3597903(A)
申请公布日期
1971.08.10
申请号
USD3597903
申请日期
1968.09.27
申请人
MIL-AN MFG. CORP.
发明人
ROBERT SCHAAF
分类号
A47L9/10;A47L9/14;(IPC1-7):B01D46/02
主分类号
A47L9/10
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Video segmentation using statistical pixel modeling
Photochromic blue light filtering materials and ophthalmic devices
Fischer-tropsch catalysts
Systems and Methods to Provide Communication Connections
Methods and apparatus for communicating transmission backlog information
Light emitting element and lighting instrument
PROCESS FOR MANUFACTURING A PHASE CHANGE SELECTION DEVICE WITH REDUCED CURRENT LEAKAGE, AND PHASE CHANGE SELECTION DEVICE, IN PARTICULAR FOR PHASE CHANGE MEMORY DEVICES
ZnO nanostructure-based light emitting device
SCANNING PROBE APPARATUS
Synthesis of Biodiesel Using Alkali Ion Conductive Ceramic Membranes
Solid image-pickup device and method for manufacturing the solid image pickup device
Exhaust gas control system for internal combustion engine and method for recovering filter thereof
Method and apparatus for determining loading of an emissions trap by use of transfer function analysis
Substrate-guided display with improved image quality
Data protocol
System and method for providing H-ARQ rate compatible codes for high throughput applications
Method for managing pair states in a storage system
Evidentiary enrichment of traceability links between software specification requirements
System and method for service availability management
Apparatus and method for anchoring sutures
