Membership
Tour
Register
Log in
1653221
Follow
Information
Patent Grant
1653221
References
Source
Patent Number
1,653,221
Date Filed
Not available
Date Issued
Tuesday, December 20, 1927
96 years ago
CPC
G10D9/046 - with continuous change of tonal pitch
US Classifications
084 - Music
124 - Mechanical guns and projectors
446 - Amusement devices: toys
984 - Musical instruments
D10 - Measuring, testing, or signalling instruments
Information
Content
Industries
Organizations
People
Transactions
Events
Impact
Timeline
Text data is not available. Click on
here
to see the original data.