$118,000. Average Physical Therapist salaries for job postings in San Francisco Bay Area, CA are 33% higher than average Physical Therapist salaries for job postings nationwide.118,000. Average Physical Therapist salaries for job postings in San Francisco Bay Area, CA are 33% higher than average Physical Therapist salaries for job postings nationwide.
It was over 1500 years later in 1790, that the first workable sewing machine was invented and patented by the British inventor Thomas Saint. Earlier, in 1755, Karl Weisenthal, a German inventor, devised the first sewing machine needle, but did not produce a complete machine.
The Sewing Machine & Its Impact on America. The impact of the sewing machine on America is huge. Specifically the sewing machine greatly impacted the textile industry and women. Because women were the ones working in the textile mills they were the ones to use the machine, however some believed that this would infringe on their craft as skilled seamstresses.