Tool Talk

What's-It Forum => What's-It Forum => Topic started by: gregguy on March 23, 2021, 12:30:13 PM

Title: No Marks, automatic wrench
Post by: gregguy on March 23, 2021, 12:30:13 PM

Any information would be great.   Type, history, age. manufacturer

Title: Re: No Marks, automatic wrench
Post by: gregguy on March 23, 2021, 12:31:43 PM

Sorry the picture is so bad.
The site seems to only allow 250K which by definition make for a bad picture.

Title: Re: No Marks, automatic wrench
Post by: Lewill2 on March 23, 2021, 02:37:10 PM

This style wrench has been manufactured by multiple companies in multiple countries over the years. The unmarked versions are difficult to identify as to a country of origin or manufacturer.

Title: Re: No Marks, automatic wrench
Post by: Yadda on March 23, 2021, 07:47:04 PM

http://www.datamp.org/patents/displayPatent.php?pn=D48996&id=30746

If it isn't marked there isn't much you can do, but the patent above is where they got the idea.