$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.
Since the invention of the first working sewing machine, generally considered to have been the work of Englishman Thomas Saint in 1790, the sewing machine has greatly improved the efficiency and productivity of the clothing industry.