共 313 条
[1]
ADAMS JW, 1979, Patent No. 4151130
[2]
ADAMS JW, 1972, Patent No. 3682856
[3]
ADAMS JW, 1968, Patent No. 3366582
[4]
AHMED I, 1991, Patent No. 5075399
[5]
ALEXANDER W, 1987, Patent No. 207714
[6]
ALEXANDER W, 1987, Patent No. 248963
[7]
ALEXANDER W, 1986, Patent No. 206808
[8]
ALEXANDER W, 1989, Patent No. 4820773
[9]
ALEXANDER W, 1989, Patent No. 4755562
[10]
ALEXANDER W, 1989, Patent No. 303518