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| #1378/1409 |
| Term | Definition |
| vertical group master key | n. the two-pin master key for all combinations listed in all blocks in a line down a page in the standard progression format |
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Glossary contents Copyright 1989, 1990, 1995, 1996, 1997, 2000, 2001, 2002, 2003, 2004, 2005, 2006 Lock Industry Standards and Training Council (LIST Council)
The original PDF (272k) |
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