The Dymo 1550 embossing label maker that was my grandpa's, I still use it regularly, and have had it since I was 14. I think it's an early 80's product. Still awesome. :
Retro Thing: Making Dymo-mite Labels One Letter at a Time
Vintage Dymo Label Maker Machine, Hand Held Embossed Letter and Number Label Maker, Books & Stationery, Stationery on Carousell
How old-fashioned Dymo labelmakers made embossed self-adhesive plastic labels easy & popular - Click Americana