Membership
Tour
Register
Log in
989379
Follow
Information
Patent Grant
989379
References
Source
Patent Number
989,379
Date Filed
Not available
Date Issued
Tuesday, April 11, 1911
113 years ago
CPC
B23B51/0406 - Drills with a tubular body
B23B51/02 - Twist drills
B23B2251/46 - Drills having a centre free from cutting edges or with recessed cutting edges
Y10T408/8953 - with lateral outlet
US Classifications
408 - Cutting by use of rotating axially moving tool
076 - Metal tools and implements, making
Information
Content
Industries
Organizations
People
Transactions
Events
Impact
Timeline
Text data is not available. Click on
here
to see the original data.