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
PROGRESSIVE POWER OPHTHALMIC LENS
摘要
申请公布号
GB1484383(A)
申请公布日期
1977.09.01
申请号
GB19740035984
申请日期
1974.08.15
申请人
AMERICAN OPTICAL CORP
发明人
分类号
G02C7/02;(IPC1-7):G02C7/06
主分类号
G02C7/02
代理机构
代理人
主权项
地址
您可能感兴趣的专利
LIGHTER FOR VEHICLE
CORE RESTRICTING DEVICE FOR GAS COOLED REACTOR
PROCESS FOR THE PREPARATION OF GASTRIC ACID NEUTRALIZING AGENTS AND GASTRIC ACID NEUTRALIZING AGENTS
PROCESS FOR PRODUCING CARBON MONOXIDE AND HYDROGEN FROM METHANOL
FREQUENCY SHIFT MODULATOR
PROCESS AND APPARATUS FOR THE PRODUCTION OF CALCIUM CHLORIDE
OPERATING DEVICE FOR SIMULATED PLAYERS OF TABLE BALL GAMES
PARTITION FOR A SHOWER OR BATH DIVISION
LOW PRESSURE METAL VAPOUR DISCHARGE LAMP
CHAFF EJECTION DEVICE
PROCESS FOR BONDING NON-WOVEN FABRICS
METHOD AND APPARATUS FOR ROTATIONALLY MOULDING A DECORATED ARTICLE
SOCKETED DUCTILE CAST IRON PIPE
GAS LAZER WITH QUICK FLOW OF GAS
METHOD FOR OBTAINING OF ENZIME SUBSTANCE WITH FIBRINOLITIC AND TROMBONE ACTION
METHOD FOR OBTAINING OF O,O'- DIHYDROXYAZODYES
AUTOMATIC ROTOR MACHINE BY THE PRODUCTION OF ACCUMULATOR ELECTRODES WITH DISC FORM
A METHOD OF TRANSMITTING DIGITAL DATA THROUGH A TELEVISION SIGNAL
A METHOD OF FIXING THE DUST CONTENT IN DUST- GAS FLOWS
A METHOD OF AND A DEVICE FOR MANUFACTURING THERMOSETTING PRESSING MATERIALS
