JP2005256589A | 2005-09-22 | |||
US1529508A | 1925-03-10 | |||
GB2238075A | 1991-05-22 | |||
CN1712661A | 2005-12-28 |
THE CLAIM: FOR SAFETY REASON, ALL DOORS IN A HOUSE NEED TO HAVE INTERIOR LOCKS, WHETHER JUST ONE OR MANY DOORS. JUST TO REMEMBER TO RESERVE ONE UNLOCKED FROM INSIDE FOR OWNERS TO ENTER INTO THE HOUSE. EVEN IN THE SITUATION LOST OF ALL EXTERIOR KEYS, THE INTERIOR LOCK CAN STILL RESIST THE THIEVES AND GUARANTEE THE SAFETY, THE THIEVES CANNOT KNOW THE INTERIOR LOCKS LOCATION . |
I HAVE INVENTED AN INTERIOR LOCK ON MY DOOR ON
AUG 2020. AT THAT TIME, THERE ARE UNSAFE SITUATION
HAPPENING IN THIS AREA, I HAVE REPORTED TO
THE
POLICE PREVIOUSLY, AND I HEARD THAT ALL MY DOOR
KEYS ARE REPRODUCED BY OTHER PEOPLE, SO I THOUGHT OF THIS IDEA TO USE INTERIOR LOCK
TO
PREVENT BAD PERSON FROM ENTERING INTO MY HOUSE.
SO I INVENTED THAT INTERIOR LOCK. I HAVE DONE
ALL THE DESIGNED AND INSTALLED ON MY DOORON AUG 2020.
Next Patent: INSOLE/MIDSOLE/OUTSOLE FOR SMART SHOES