John Dalton's atomic theory was not based on specific technological advancements. Rather, it was built upon a foundation of scientific observations and experimentation that had been accumulating for centuries. Here's a breakdown of the key elements:

* Observations of Chemical Reactions: Chemists before Dalton, like Lavoisier, had meticulously studied chemical reactions and observed the consistent ratios in which elements combined. This provided the groundwork for Dalton's idea of fixed proportions in compounds.

* Law of Multiple Proportions: Dalton himself, through his own experiments, formulated the law of multiple proportions. This stated that when two elements combine to form more than one compound, the masses of one element that combine with a fixed mass of the other element are in ratios of small whole numbers.

* Deductive Reasoning: Dalton combined these observations with his own reasoning about the nature of matter. He proposed that matter must be made up of indivisible particles called atoms, and that atoms of different elements have different masses.

* No Advanced Technology: Dalton did not rely on any specialized instruments or advanced technology beyond basic laboratory equipment common at the time, like balances and glassware. His theory was primarily a product of his meticulous observations, logical deductions, and innovative thinking.

It's important to note that while Dalton's theory laid the groundwork for modern atomic theory, it did not rely on technology as we know it today. It was based on the power of observation, experimentation, and intellectual reasoning, a testament to the human mind's ability to understand the world around us.