In this period, a number of key technological changes  sewing machines that made many more stitches a minute, long knives instead of shears for cutting, and pressing machines.
( ( In ( this period ) ) ( , ( ( ( a number ) ( of ( ( key ( technological changes ) ) ( sewing ( machines ( that ( ( ( ( made ( many ( more stitches ) ) ) ( a minute ) ) , ) long ) ) ) ) ) ) ) ( ( knives ( instead ( of ( shears ( for ( ( ( cutting , ) and ) ( pressing machines ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN In) (NP (DT this) (NN period))) (, ,) (NP (NP (DT a) (NN number)) (PP (IN of) (NP (NP (JJ key) (JJ technological) (NNS changes)) (VP (VBG sewing) (NP (NP (NNS machines)) (SBAR (WHNP (WDT that)) (S (VP (VBD made) (NP (JJ many) (JJR more) (NNS stitches)) (NP (DT a) (NN minute)) (, ,) (ADVP (RB long)))))))))) (VP (VBZ knives) (PP (RB instead) (IN of) (NP (NP (NNS shears)) (PP (IN for) (S (VP (VP (VBG cutting)) (, ,) (CC and) (VP (VBG pressing) (NP (NNS machines))))))))) (. .)))
During the 2000s, several key technological updates were made for industry tools.
( ( During ( the 2000s ) ) ( , ( ( several ( key ( technological updates ) ) ) ( ( were ( made ( for ( industry tools ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN During) (NP (DT the) (NNS 2000s))) (, ,) (NP (JJ several) (JJ key) (JJ technological) (NNS updates)) (VP (VBD were) (VP (VBN made) (PP (IN for) (NP (NN industry) (NNS tools))))) (. .)))