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1478274
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Information
Patent Grant
1478274
References
Source
Patent Number
1,478,274
Date Filed
Not available
Date Issued
Tuesday, December 18, 1923
101 years ago
CPC
E05B37/00 - Permutation or combination locks Puzzle locks
Y10T70/7249 - Tumblers released
Y10T70/7305 - Manually operable
Y10T70/7362 - Bolt or lock housing supported
Y10T70/7384 - Mounts
Y10T70/7915 - Tampering prevention or attack defeating
Y10T70/8351 - Operating attachments
US Classifications
070 - Locks
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