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
Paraffin scraper
摘要
申请公布号
US2860710(A)
申请公布日期
1958.11.18
申请号
US19540448308
申请日期
1954.08.06
申请人
GULF OIL CORPORATION
发明人
JR. RANDOLPH BRYANT,
分类号
E21B37/04
主分类号
E21B37/04
代理机构
代理人
主权项
地址
您可能感兴趣的专利
BENDING MACHINE WITH CORRECTING FUNCTION OF CENTRAL SLACK
WATER REGULATOR HAVING BACTERIA REMOVING FUNCTION
ELECTROLYTIC WATER GENERATOR
COATING JIG AND COATING METHOD
CORDLESS IRON
DEVICE TO ASSIST HAIR GROWTH
TREATMENT OF WASTE GAS FROM CHEMICAL VAPOR DEPOSITION DEVICE AND TREATING DEVICE
GAME MACHINE
DISCHARGE DEVICE FOR COATING BOOTH
THROAT PLATE FOR SEWING MACHINE
SACK FOR DISPOSABLE POCKET HEATER
RICE COOKER
HOUSEHOLD BUDDHIST ALTAR
MAT WITH UPTURNING STOPPER
OPHTHALMIC APPARATUS
DEODORING DEVICE AND ARTIFICIAL ANUS FIXTURE USING IT
STICK TYPE MAKEUP MATERIAL FEEDING-OUT CONTAINER
RECLINING BED
PHANTOM FOR INSPECTION OF ORGANISM MEASURING DEVICE
DUST REMOVING ADHESIVE SHEET
