PORTA SYSTEMS CORP

575 UNDERHILL BLVD, SYOSSET NY 11791, 5163649300
TELEPHONE & TELEGRAPH APPARATUS

1999 SEC Filings

PORTA SYSTEMS CORP, 10-Q, 1999-11-15
PORTA SYSTEMS CORP, 10-Q, 1999-08-13
PORTA SYSTEMS CORP, 3, 1999-08-05
PORTA SYSTEMS CORP, 10-Q, 1999-05-14
PORTA SYSTEMS CORP, DEFR14A, 1999-05-14
PORTA SYSTEMS CORP, DEF 14A, 1999-04-30
PORTA SYSTEMS CORP, 3, 1999-04-28
PORTA SYSTEMS CORP, 5, 1999-04-27
PORTA SYSTEMS CORP, 4, 1999-04-27
PORTA SYSTEMS CORP, 3, 1999-04-27
PORTA SYSTEMS CORP, 10-K, 1999-03-30
PORTA SYSTEMS CORP, SC 13G/A, 1999-02-16
PORTA SYSTEMS CORP, SC 13G/A, 1999-02-12
PORTA SYSTEMS CORP, S-8, 1999-02-12
PORTA SYSTEMS CORP, 4, 1999-02-02
PORTA SYSTEMS CORP, 4, 1999-01-26
PORTA SYSTEMS CORP, 4, 1999-01-25
PORTA SYSTEMS CORP, 4, 1999-01-22


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