As I have recently discovered, you are correct about the wording and logo. Sadly, these were leftovers from an old lot he had purchased years ago and he does not have any information.
Too bad. It would be interesting to see how an old late 1880's phone ties in to a straight razor company. Maybe it was that eras shave club? Maybe they specialized in taking telephone orders and were the first straight razor company to have a phone. Good stuff.