The world champion put the blame on the sport's bosses and in particular former leader Bernie Ecclestone.
"I don't understand why I was penalised", the Racing Point driver said. "We have nothing to do with the money shift [between the teams] and all that stuff".
He added: "It's really important that people realise it's not the drivers fault ─ this is a constant cycle of F1 for years and years".
"They've got to make some serious changes to the decision they have already made for how 2021 should be". It's still the same.
"It's still the same and until that [rulemaking] structure changes it will continue to be the same in my opinion". That's not my job to do that. "How it's set up, just from watching when I was there, it's not good - really not good", he said.
Hamilton now tops the Driver standings with 187 points and is 36 point ahead Bottas in second place.
Mercedes-AMG Petronas Motorsport's Lewis Hamilton started the eighth race of the 21-race 2019 Formula 1 season, the French Grand Prix, at Circuit Paul Ricard from the pole position, and he never relinquished the lead en route to a dominant victory that was never in doubt.
"Those responsible have taken too long to understand that us drivers should be in the discussion about the rules".
British court rules United Kingdom govt must reconsider arms sales to Saudi Arabia
The votes came against the backdrop of heightened US tensions with Iran, spurred by the Islamic Republic's downing of a USA drone. Secretary of State Mike Pompeo cited threats from Iran when declaring an emergency to approve the weapons sales in May.
"Ultimately the FIA are the governing body and they need to make all the decisions", he said.
"The first stint went pretty well and that meant I could close the gap to Charles and Max [Verstappen]". On the tracks where that is more of a factor, he just needs to change his driving style, ' added the Austrian.
Hamilton arrived late to Le Castellet, attending fashion shows in Paris and a memorial for designer Karl Lagerfeld on Thursday.
"But I am encouraged that Ross (Brawn, F1 director) and his team are working, for the first time, on a real aero package that hopefully will have an impact". I think there was the FIA and all the Formula 1 teams.
"I have nothing to gain by being there but if there's anything I can help. they've been making all these decisions and never once had a driver's input in that room, so if that can be the decisive point that helps shift it and the fans can get better racing, I will be proud to be a part of that".
Hamilton was accompanied at the meeting by Grand Prix Drivers' Association chairman Alexander Wurz and Renault driver Nico Hulkenberg.
Mercedes team boss Toto Wolff recognized fans would have a different view to those who lived the race from the pit wall with access to all the team radio conversations.
"I hear you and from a fans' perspective I get it", he said, "but I think it's an unfair question because what would you do in our shoes?" You would continue relentlessly to push for performance.