The sphere itself is made out of six interlocking parts held together by magnets and tracks.
[更多]
The hybrid material is composed of calcium carbonate microparticles with the polyelectrolyte additive and silver nanoparticles (nAg) embedded in its structure. The process of making of the hybrid material comprises of ultrasound-assisted coprecipitation of calcium carbonate in aqueous medium in the .....
[更多]
From the original chipping bit which is a solid metal, a piece of carbide will be placed on tip of it as disclosed, which will be welded by copper and/or the likes by placing a piece/s of carbide using cupper weld on tip of it to protect the bit itself from blunting. It can be use efficiently in chi.....
[更多]
Sanitary Door Handle for pull doors for ultimate Hygiene solution No disinfective spray or solution or motorised system, or cumbersome door linkages. Simple and ready to install on pull doors. No external or internal power source is required. Each pull and release of the handle dispenses a fresh pap.....
[更多]
Magnetic ink system, without a strong spring
[更多]
| |< <- | [95] [96] [97] [98] [99] [100] [101] [102] [103] [104] [105] | -> >| |
