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
Protective helmet
摘要
申请公布号
US2359387(A)
申请公布日期
1944.10.03
申请号
US19410393090
申请日期
1941.05.12
申请人
RIDDELL JOHN T
发明人
RIDDELL JOHN T.
分类号
A42B3/14
主分类号
A42B3/14
代理机构
代理人
主权项
地址
您可能感兴趣的专利
INTELLIGENT ELECTRONIC DEVICE HAVING A PROGRAMMABLE DISPLAY
METHOD FOR OPERATING AN EXHAUST SYSTEM, EXHAUST SYSTEM AND VEHICLE HAVING AN EXHAUST SYSTEM
GARMENT FOR PROTECTION FROM THE ELEMENTS
Tetrameric Cytokines with Improved Biological Activity
High Range Flow Valve
Depletion of cancer stem cells
METHODS FOR SUPPORTING USERS WITH TASK CONTINUITY AND COMPLETION ACROSS DEVICES AND TIME
NECK SPARING TOTAL HIP IMPLANT METHODS
PROCESS FOR PRODUCING AN ORGANIC COMPOUND
HYDROPHILIC POLYACRYLIC ACID (SALT) RESIN AND MANUFACTURING METHOD THEREOF
WAFER DICING BLADE AND WAFER DICING APPARATUS INCLUDING THE SAME
PROTEIN MARKERS FOR DETECTING LIVER CANCER AND METHOD FOR IDENTIFYING THE MARKERS THEREOF
OPTICAL INFORMATION RECORDING MEDIUM AND SPUTTERING TARGET FOR FORMING REFLECTIVE FILM FOR OPTICAL INFORMATION RECORDING MEDIUM
AUDIO PROCESSING WITH TIME ADVANCED INSERTED PAYLOAD SIGNAL
METHOD FOR PROBLEMATIC USER DETECTION
POWER INVERTER SYSTEMS WITH HIGH-ACCURACY REFERENCE SIGNAL GENERATION AND ASSOCIATED METHODS OF CONTROL
COMPOSITE OPTICAL FILM
ELECTROPHORETIC DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME
FLUID EJECTION DEVICE WITH CIRCULATION PUMP
SEMICONDUCTOR DEVICE AND METHOD OF FABRICATING THE SAME
