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
Improvements relating to ice rinks
摘要
申请公布号
GB669444(A)
申请公布日期
1952.04.02
申请号
GB19490028516
申请日期
1949.11.07
申请人
RAYMOND IVOR LIDSTONE;BEATRICE LIDSTONE
发明人
分类号
E01C13/10
主分类号
E01C13/10
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Method and device for manufacturing powder molded body
Method of controlling cooling system for a personal computer and personal computer
Modular/re-configurable test platform
Mismatch detection in SDH frame trace identifiers
Memory testing method and apparatus, and computer-readable recording medium
Method and system for optimizing translation buffer recovery after a miss operation within a multi-processor environment
Adder circuit, integrating circuit which uses the adder circuit, and synchronism detection circuit which uses the integrating circuit
Method, apparatus, and recording medium for image composition
Authorizing the production of visual images from digital images
Loudspeaker with coaxial magnetic circuit for high-pitch sound and low-pitch sound
Process aimed at the extraction of electrical signals, without breaking a line pair
Method and arrangement for controlling modulated lasers
Circuit synthesis time budgeting based upon wireload information
Collision severity determining system
High speed decoder for flash memory
Storage device managing nonvolatile memory by converting logical address to physical address of nonvolatile memory
Battery protection system and method
Superconducting magnet apparatus in persistent mode
Loss prevention structures for optical modulation applications
Method and system for evaluating derivatives in screen space using perspective corrected barycentric coordinates
