Posted 4 years ago
Chefhowe
(1 item)
I have no clue where the R comes from. I heard it could have been a pre 1979 prototype? Any one have a slight idea why there is an R engraved.
Mack Design patent 87931 R | ||
| Cars335 of 1884 |  |  |
Mack Design patent 87931 R | ||
| Cars335 of 1884 | | |
Create a Show & TellReport as inappropriate
Posted 4 years ago
Chefhowe
(1 item)
I have no clue where the R comes from. I heard it could have been a pre 1979 prototype? Any one have a slight idea why there is an R engraved.
Help us close this case. Add your knowledge below.
Create an account or login in order to post a comment.
Possible that it's indicating a registered trademark. And possibly they weren't able to engraver stamp the circle.
The R symbol indicates that this word, phrase or logo is a registered trademark for the product or service.