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, .. .., 1900 ., "", " " " ".
, , , . . ( ) " ".
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- .
" ", , , . , - . - , 127 .
- , 1913 . ( ), , , . . , : , , , . - , .
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20 - 30- . 1920 . (DIN) DIN, .
1993 . " ", .
. , , .
1984 . . 1986 . .
1988 . - ( ). 1988 .
, . . 1991 . 14 , .
: ; ; ( 30% , ); .
, .