共 32 条
[1]
[Anonymous], 1993, US Patent, Patent No. [5 262 371 A, 5262371]
[2]
BARRI S, 1991, Patent No. 4851451
[3]
BELL WK, 1993, Patent No. 5225609
[4]
BELL WK, 1987, Patent No. 4714787
[5]
BROWNSCOMBE TF, 1993, Patent No. 5194224
[6]
BROWNSCOMBE TF, 1991, Patent No. 5053372
[7]
BUNDENS RG, 1992, Patent No. 5146029
[8]
CALLENDER EM, 1993, Patent No. 5238382
[9]
CHOU TS, 1990, Patent No. 533
[10]
Chu C. T., 1993, US Patent, Patent No. [5,258,569, 5258569]