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
PENCIL TIP ERASER
摘要
申请公布号
CA334454(A)
申请公布日期
1933.08.01
申请号
CAD334454
申请日期
申请人
CHARLES N. WADE
发明人
CHARLES N. WADE
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
ORAL AND DENTAL HYGIENE PREPARATION.
Conjugated gamma-oxybutenolide compounds for treating ulcer.
High polymer content silicone emulsions.
Heat exchanger plate apparatus.
ELECTROPHOTOGRAPHY METHOD.
Protective sheath for catheter assembly.
Pesticides.
Vessel for an aerosol.
METHOD OF RECOVERING PURIFIED EPI PROTEIN FROM A SOLUTION ESPECIALLY A FERMENTATION SOLUTION.
Monoclonal antibodies recognizing atrial natriuretic polypeptide, their preparation and use.
Fish bait.
Punctum plug for lacrymal pathology.
MICROBIOLOGICAL PRODUCTION OF POLYESTERS.
1,4,8-Triazacyclotridecane derivatives having prolyl endopeptidase inhibiting activity.
Biocidal compositions and treatments.
Moulding device of composite material for the hot-pressing of articles from refractory material.
Method and apparatus for extinguishing fires.
Blower, especially for a hair dryer.
Refrigerator.
HYDRAULIC CONTROL DEVICE FOR VALVES OF INTERNAL COMBUSTION ENGINES.