Column: Apple, Google, Nokia, and Samsung - big product launches planned for next season

September is looming, and although it is notoriously a bad month for stocks in general, it’s a great month for technology stocks. Specifically, it’s the time for companies to show us what they’ve got for the rest of the year - that is, for the critical holiday sales season and beyond.

So, what have they got?

On the record, not a thing. Off the record, the Web is roiling with informed guesses, leaks from insiders, and images dropped accidentally or on purpose.

Here’s what it all adds up to for Apple, Google, Nokia and Samsung.