FASTENING BOLT AND DIGITAL DOOR LOCK DEVICE HAVING FASTENING BOLT
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United States of America Patent
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N/A
Issued Date -
Jun 11, 2015
app pub date -
Aug 2, 2013
filing date -
Aug 2, 2012
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A fastening bolt and a digital door lock with the fastening bolt is disclosed. More particularly, a fastening bolt is provided that can be easily installed on all kinds of doors with a door knob such as interior and exterior doors and chassis doors, without damaging existing doors with a mechanical door lock, and a door lock with the fastening bolt.
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