Looks like GE would win the "which company has a better chip" contest.

Robert Eisenstadt's site states: ""B" and dash, repeated eight times. 1960's-present Bazaar Supply & Equipment Co., N. Y. The owner told me the mold was never used very much, especially today, and never used by a casino, rather a light chip for home games and clubs. (However, Bill Borland's Blue Book of Casino Chips describes it as a "registered casino design," no longer in use.)"

Jim