| Source | Work Type | Status | Applicant | Issued |
|---|---|---|---|---|
| BIS | PL | ISSUED | BLAU MECHANICAL CORP. | 04/26/2001 |
| BIS | PL | ISSUED | BLAU MECHANICAL CORP. | 04/26/2001 |
| BIS | — | ISSUED | L. RISO & SONS CO., INC | 12/11/2000 |
| BIS | PL | ISSUED | BLAU MECHANICAL CORP. | 12/22/1999 |
| BIS | PL | ISSUED | BLAU MECHANICAL CORP. | 12/22/1999 |
| BIS | — | ISSUED | L. RISO & SONS CO., INC | 11/15/1999 |