Patent #'s and dates

Jeff (or)

Member

• Oct 15, 2011

• #1

I post this every year or two. It helps if you find a relic with a patent # and want to put an approximate date to it. :interesting: Jeff

 

Attachments

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  patent.jpg

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tanacat

New member

• Oct 16, 2011

• #2

Nice thumbsup01 thanks Jeff!

 

aloldstuff

Moderator

• Oct 17, 2011

• #3

Very useful info, thanks

 

T

Tennessee

New member

• Oct 13, 2012

• #4

Will be very helpful, Thanks

 

BTV Digger

New member

• Feb 20, 2014

• #5

Nice resource Jeff. I saved the image file for easy future reference and something you could even put on your mobile device in the field for quick dating!

 

JdsCoins

New member

• Mar 9, 2014

• #6

Awesome resource. Thanks for posting! :grin: