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(en )
1984-02-21
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(en )
1964-06-30
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1972-03-28
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1978-08-22
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1966-11-01
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1966-05-24
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1970-06-02
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1973-06-22
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1977-04-12
Sheet comparing system and comparator adapted for said system
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1984-05-29
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1982-01-05
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1985-05-21
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1989-02-07
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1971-09-14
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1992-10-20
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1966-03-29
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1971-01-12
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1971-07-27
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1966-05-10
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1991-08-15
Устройство дл сравнени двух @ -разр дных чисел
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1968-04-03
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1963-07-31
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1992-10-28
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