Membership
Tour
Register
Log in
1774380
Follow
Information
Patent Grant
1774380
References
Source
Patent Number
1,774,380
Date Filed
Not available
Date Issued
Tuesday, August 26, 1930
94 years ago
CPC
E01B7/30 - Jump-over crossings
US Classifications
246 - Railway switches and signals
Information
Content
Industries
Organizations
People
Transactions
Events
Impact
Timeline
Text data is not available. Click on
here
to see the original data.