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The keyboard is black with white letters.Typing text from a computer keyboard.Printing on a computer.,站酷海洛,一站式正版视觉内容平台,站酷旗下品牌.授权内容包含正版商业图片、艺术插画、矢量、视频、音乐素材、字体等,已先后为阿里巴巴、京东、亚马逊、小米、联想
US5796023 1996年5月16日 1998年8月18日 Yamaha Corporation Keyboard apparatus with white keys and black keys having action member driving sections at substantially the same locationUS5796023 * May 16, 1996 Aug 18, 1998 Yamaha Corporation Keyboard apparatus with white keys and black keys having ...
Piano keyboard black and white keys close-up with warm light in big shopping mall,站酷海洛,一站式正版视觉内容平台,站酷旗下品牌.授权内容包含正版商业图片、艺术插画、矢量、视频、音乐素材、字体等,已先后为阿里巴巴、京东、亚马逊、小米、联想、奥美、盛世长城、
A keyboard apparatus has a support member and a plurality of white keys and black keys. Each of the white keys and the black keys has a fulcrum section and a driving section, and are pivotally mounted about the fulcrum section with respect to the support member. A mass body assembly, ...
专利名称：Keyboard apparatus with white keys and black keys having substantially the same action members 发明人：Shinji Kumano,Tsuyoshi Sato 申请号：US08/649062 申请日：19960516 公开号：US05932825A 公开日：19990803 专利内容由知识产权出版社提供 摘要：A keyboard apparatus has a support member and a ...
Color: 24 Keys WhiteProduct sellpoints On-board Storage:Saves settings in the keyboard, eliminating the need for repeated configuration after device changes. Ergonomic Design:Compact Mini Keyboard design, ideal for minimal desk space without compromising on functionality. Multifunctional Modes:Supports ...
PROBLEM TO BE SOLVED: To provide a keyboard device which is capable of embodying a navigation function easily understandable and easy to use even to a beginner and has good-quality keys and a composition for the white keys and composition for the black keys for such keyboard device. ;SOLUTION...
Product name:61-key membrane keypad;Style:Gaming;Color:black,white;Size:58.5*33.5*30.8cm;Weight:500g;Keys number:61 Key;Type:Wired;Cable length:/;Place of origin:China;Type:Wired;Interface Type:usb;Full Size keyboard:Yes;Axis Body Brand:Others;Keyboard S