NOS Vintage Good Luck Jar Rings Seals Box Bulldog Split-Tab Boston Cambridge MA For Sale

Vintage mid-century Good Luck Jar Rings box, featuring the patented Bulldog Split-Tab design (Pat. No. 2,446,493, granted 1948). Produced by the Boston Woven Hose & Rubber Co. of Cambridge, Massachusetts, this box is unopened, and still contains one dozen rubber jar sealing rings for home canning.

• Bright red and cream graphics with four-leaf clover logo and “Sure to Seal – Easiest to Open” slogan

• Split-Tab patent was marketed as a safer and quicker way to open jars without knives

• Side panel illustrates “Old Way” vs. “New Way” instructions

• Marked “Cambridge 39, Mass.”, dating the piece to pre-1963

Condition: Box shows expected age wear, creases, edge wear, dents and surface marks (see photos). Still displays well as a piece of vintage packaging. Unopened! Still contains 12 original seals!