Inventor: Smith, Malcolm W.
Inventor: Legarra, Estanislao Garavilla
Inventor: ter Laak, Wendela Antoinette
Inventor: Koppe, Lubbertus H.
Inventor: ter Laak, Wendela Antoinette
Inventor: Beekenkamp, Annie Cornelia
Inventor: Beekenkamp, Annie Cornelia
Inventor: Beekenkamp, Annie Cornelia
Inventor: Zemzami, Mustapha
Inventor: Zemzami, Mustapha
Inventor: Zemzami, Mustapha
Inventor: Zemzami, Mustapha
Inventor: Johnson, Jr., Ozzie W.
Inventor: Beekenkamp, Annie Cornelia