| 发明名称 |
JEU D'ECHECS |
| 摘要 |
|
| 申请公布号 |
CA701570(A) |
申请公布日期 |
1965.01.12 |
| 申请号 |
CAD701570 |
申请日期 |
|
| 申请人 |
ROBERT C. DUPUIS |
发明人 |
ROBERT C. DUPUIS |
| 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
Control device for cooling system for automobile engine using temperature comparator with keyboard and display connected to its input and ouput for selection of its preset temperature value
Sensing of work surface in water jet or laser cutting machine uses an adjustable non contact sensor
Drill for earth-moving, mining has feed tubes that can be assembled, advanced, drill tool reversibly connected to last tube with external size less than/equal to tube internal diameter or can be changed so tool can be moved out of tube
Cover grid for ventilation opening having angled lamella elements with Z-shaped cross-section supported between vertical side arms of rectangular frame
Combination device for wine bottle, has hollow needle protruded into inner side of pump with needle head for vacuuming bottle, where air from bottle is pumped over valve in cork into connecting part, during pulling rod into needle head
Scraping trowel for mechanized decorating tasks, has filler compound in receptacle with slot along its length and lip lying against surface to be filled
Paint roller, has paint supplied via supply line and support bracket, pumped into inside of roller, and pressed through holes
Massage shoe has controller that sends electrical pulses via several line connections to conducting tracks on foot support surface in order to generate electromagnetic waves to massage foot
Sanding dust removing device, has base with rectangular container on wheels, with open front and suction socket e.g. for connection to vacuum cleaner
Elastic luggage strap for shopping basket attached to cycle luggage rack joins horizontal narrow edges of basket in middle, is deformed according to contents of basket and is attached by open hooks
Voltage adapter for battery-powered camera, has electronic power supply positioned between camera battery and array of lamp, to draw power from battery and provide regulated voltage greater than voltage of battery to camera
Analogue Cartesian to polar coordinates converter for use in automation, measurement and communication equipment comprises multiplication and division circuits, an arc-function block and associated circuit components
Sweeping device for sweeping and cleaning solar modules of solar energy installation has sweeping element moved in opposing directions across surface of solar module
