000 00338nam a2200133Ia 4500
008 211215s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aLarsen, Egon
245 0 _aHistory of invention
260 _bPhoenix Ltd.
_aLondon
_c1961
300 _a383p p.
653 _aInventions
942 _c1
999 _c100232
_d100232