Description     Claims     Drawing  

JPH11320223A   [0004]  [0007]  [0007] 
JPH5146905A   [0004]  [0007]  [0008] 
JP6412711U   [0004]  [0007]  [0008] 
JPH05116013A   [0005] 
JPS6412711U   [0009]