Most Coke bottles (although not all) bear a glass manufacturer mark (logo, emblem, trademark, or initials) somewhere on the bottle, that will help to identify what glass company made it. In general, glass manufacturers marks are usually seen on the base, but sometimes appear on the side or lower heel of the bottle.

How do I identify my bottle manufacturer?

Identify the Type of MarkingsEmbossed labels or product names often appear on the sides of bottles. Makers marks often appear on the bottom of the bottle. Pontil marks are circular shapes on the bottom of the bottle that indicate that the bottle is made of free-blown glass.More items

What do the numbers on Coke bottles mean?

Patd Dec. 25, 1923 (Embossed on Coke bottles issued 1928-1938.) Having made this determination, one should then look closely for a specific date mark elsewhere on the bottle. For instance, the number “42” on a bottle marked either “87 L 42” or “42 L 87” would denote a bottle made in 1942 during WWII.

What does the number at the bottom of glass bottles mean?

The number (within a triangle with rounded corners) found on the bottom of plastic bottles is a code indicating the type of plastic the bottle is made from, and pertains to the subject of recycling) .