Membership
Tour
Register
Log in
3143938
Follow
Information
Patent Grant
3143938
References
Source
Patent Number
3,143,938
Date Filed
Not available
Date Issued
Tuesday, August 11, 1964
60 years ago
CPC
B31B21/00 - Machinery characterised by making rectangular envelopes or bags of flat form, i.e. without structural provision at the base for thickness of contents, from sheets or blanks
B31B2221/10 - the bags having no structural provision at the base for thickness of content
B31B2221/105 - obtained from rhombus shaped sheets
Y10S83/911 - Envelope blank forming
Y10S83/917 - Notching
Y10S493/917 - Envelope
Y10T83/0207 - or through work presented
Y10T83/2144 - Single stripper operative upon plural tools
Y10T83/2159 - By spring means
Y10T83/4529 - With uninterrupted flow of work from supply source
Y10T83/8831 - Plural distinct cutting edges on same support
Y10T83/9418 - Punching plus nonpunching tool
Y10T83/942 - Notching plus nonnotching tool
US Classifications
493 - Manufacturing container or tube from paper
083 - Cutting
Information
Content
Industries
Organizations
People
Transactions
Events
Impact
Timeline
Text data is not available. Click on
here
to see the original data.