Membership
Tour
Register
Log in
1846574
Follow
Information
Patent Grant
1846574
References
Source
Patent Number
1,846,574
Date Filed
Not available
Date Issued
Tuesday, February 23, 1932
92 years ago
CPC
E21C25/50 - with equipment for cleaning the slit
US Classifications
299 - Mining or in situ disintegration of hard material
Information
Content
Industries
Organizations
People
Transactions
Events
Impact
Timeline
Text data is not available. Click on
here
to see the original data.