CH64797A
(en )
1914-05-01
Equipment for disinfecting the air in halls etc.
AT67995B
(en )
1915-02-25
Device for cooling the air in closed rooms.
DK17538C
(en )
1913-07-07
Air gas apparatus.
ES56581A1
(en )
1913-11-16
Improvements in the central pistol.
DK18163C
(en )
1913-12-01
Apparatus for cleaning and disinfecting air ducts in masonry and the like.
ES47370A1
(en )
1910-03-16
Improvements in the railways.
ES56330A1
(en )
1913-10-16
Improvements in the refrigerators.
ES55382A1
(en )
1913-06-16
Improvements in the extensible rules.
ES54985A1
(en )
1913-04-16
Improvements in air compressors.
CH66613A
(en )
1914-09-16
Rescue facility
ES55974A1
(en )
1913-09-01
Improvements in the stonebreakers.
FI5591A
(en )
1913-11-28
The conditions set out above apply
ES56737A1
(en )
1914-01-01
Improvements in the filters.
FI6323A
(en )
1916-05-12
Equipment in the recliner
DK17245C
(en )
1913-04-28
Tires for air rings and the like.
DK17028C
(en )
1913-02-24
Device for Air Renewal.
ES56373A1
(en )
1913-10-16
Improvements in the locks.
DK21138C
(en )
1916-04-03
Self-registering Air Analysis Apparatus.
GB191306607A
(en )
1914-03-18
Improvements in Portable Shops or Stalls.
ES56154A1
(en )
1913-10-01
An air humidifier.
ES55535A3
(en )
1913-07-01
Improvements in fire fighting.
ES54640A1
(en )
1913-03-01
Improvements in recreational equipment.
DK14679C
(en )
1911-06-19
Compressor for Air and the like.
CH66155A
(en )
1914-08-17
Room orientation device for hotels, guest houses and the like
ES55493A1
(en )
1913-06-16
Improvements in the sulfur plants.