SPIRE CORP
ONE PATRIOTS PARK, BEDFORD MA 01730-2396, 6172756000
COMMERCIAL PHYSICAL & BIOLOGICAL RESEARCH
1997 SEC Filings
SPIRE CORP, S-2/A, 1997-12-23
SPIRE CORP, S-2, 1997-12-03
SPIRE CORP, 10QSB, 1997-11-12
SPIRE CORP, 10QSB, 1997-08-14
SPIRE CORP, 10QSB, 1997-05-13
SPIRE CORP, 11-K, 1997-04-10
SPIRE CORP, DEFS14A, 1997-04-04
SPIRE CORP, 10KSB, 1997-03-31
SPIRE CORP, 8-K, 1997-03-12
SPIRE CORP, S-8, 1997-02-21
SPIRE CORP, SC 13G, 1997-02-14
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