A full denture fixing structure which can surely and stably fix a full denture without using a metal
[更多]
The extraction method of the fucoidan from Cladosiphon okamuranus.
[更多]
The rotation windmill which rotates in the fixed direction.
[更多]
A fixing structure of a partial denture or full denture which is capable of surely and stably fixing the denture by using an obscure and transparent plastic material without using unsightly metal
[更多]
A collapsible bicycle, while it is movable in the state where it folded up.
[更多]
|< <- | [1] [2] [3] [4] [5] [6] [7] [8] [9] | -> >| |