COLLAPSIXLE CONSTRUCTION FO AWNING
NEDELCHEV,ORLIN I.,BG, IVANOV,BORIS KH.,BG, BARZOV,PETKO I.,BG, STOJANOV,DIMIT'R JJ.,BG
Year of Publication 15.12.1988
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Year of Publication 15.12.1988
Patent
FOLDING ROOF CONSTRUCTION
NEDELCHEV,ORLIN I.,BG, IVANOV,BORIS KH.,BG, BARZOV,PETKO I.,BG, VLASEV,PANAJJOT A.,BG, STOJANOV,DIMIT'R JJ.,BG
Year of Publication 15.12.1988
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Year of Publication 15.12.1988
Patent