PERSON@1 -LRB- ; -- -RRB- was a MISC@1 physicist who first demonstrated the practical application of electromagnetic -LRB- radio -RRB- waves , although he did not apply for a patent for his invention .

PERSON@1 -LRB- -RRB- -LRB- -- -RRB- was a MISC@1 physicist and inventor who first showed how to use electromagnetic -LRB- radio -RRB- waves , although he did not apply for a patent for his invention .
