That is hard to say as IBM was formed in 1924 as the merger of 3 different companies, each already making many products:
Visicalc
let's built a smart planet.
Ticker symbol is: IBM
The product is(the product of the first term of each)plus(the product of the last term of each) plus(the product of the first term of the first and the last term of the second) plus(the product of the first term of the second and the last term of the first).
Books were the first mass marketed product.
there was no first product, she came out with a line of products,
Books were the first mass marketed product.
Wood is the first product colonist sold for money.
PGA is the first stable product of The Calvin Cycle of photosynthesis.
IBMs EGA Standard supported a choice of 16 simultanous colors out of 64 possible colors.
The first product to have a barcode was Wrigleys gum.
The first product to be banned from television was a penis shaped yoghurt by Muller
Your mama is the new product