At the time of its introduction the watch was considered high-tech.

At the time of introduction, the production target was 1,900 units per month.

At the time of its introduction, the Model 29 was the most powerful production handgun.

She has consistently opposed and criticized the bill from the time of introduction.

Which ones weren't novel at the time of introduction?

The G4M was designed for a long range and high speed at the time of its introduction.

Data at the time of introduction of a particular named train.

Dinah Shore had a major hit with the song at the time of its introduction.

There were various differences between the new and old cars at the time of introduction:

The units had many features which made them state of the art at the time of their introduction.