TY - BOOK ID - 145696566 TI - Technical drawings PY - 1991 SN - 9267101633 PB - Genè€ve, Switzerland : ISO Central Secretariat, DB - UniCat KW - Mechanical drawing KW - Signs and symbols KW - Technical illustration KW - Dessin industriel KW - Signes et symboles KW - Illustration technique UR - https://www.unicat.be/uniCat?func=search&query=sysid:145696566 AB - ER -