原装KAWAI年号制造对照表 年号 製造號碼 1951 20000 1955 25000 1957 30000 1958 32000 1960 40000 1961 55000 1962 70000 1964 120000 1965 160000 1966 200000 1968 300000 1969 350000 1970 420000 1971 470000 1972 543000 1973 610000 1974 690000 1975 760000 1976 850000 1977 900000 1978 1000000 1979 1100000 1980 1150000 1981 1300000 1982 1350000 1983 1450000 1984 1550000 1985 1600000 1986 1700000 1987 1750000 1988 1850000 1989 1900000 1990 1950000 1991 2000000 1992 2100000