Hajna
1945
Triple-sugar iron agar medium for the identification of the intestinal group of bacteria
GB657354A
(en:Method )
1900-01-01
GB619640A
(en:Method )
1900-01-01
GB705560A
(en )
1954-03-17
Improvements in or relating to contact microphones
GB571870A
(en )
1945-09-12
Improvements relating to unidirectional microphones
GB191217150A
(en )
1912-09-26
Improvements in or relating to Teats for Feeding Bottles or the like.
GB190907271A
(en )
1910-03-24
Improvements in and relating to Reducing Valves.
GB191228397A
(en )
1913-10-09
Improvements in or relating to Automatic Pneumatically Controlled Musical Instruments.
TWD239450S
(zh )
2025-07-21
空氣清淨機
UTSUMI et al.
1982
On the anti-Streptococcus protein (APS) in the digestive juice of silkworm larvae, Bombyx mori
TWD234572S
(zh )
2024-11-01
墨鏡
TWD234571S
(zh )
2024-11-01
墨鏡
TWD234573S
(zh )
2024-11-01
墨鏡
GB306709A
(en )
1929-02-28
Improvements in, or relating to, pneumatically operated player mechanism for musicalinstruments
GB485557A
(en )
1938-05-19
Improvements in or relating to the recording or transmission of sound by electrical means
GB348198A
(en )
1931-05-14
Improvements in or relating to sound reproducing devices
GB259326A
(en )
1926-10-14
Improvements in or relating to sound detecting devices
GB345860A
(en )
1931-04-02
A sound producing instrument
GB183029A
(en )
1922-07-20
Improvements in or relating to gramophone soundboxes
EDWARDS
1827
CONSIDERABLE misapprehension seems to
GB223658A
(en )
1924-10-27
Improvements in or relating to microphones
GB190222471A
(en )
1902-12-11
Improvements in Gramophones and like Machines.
GB734711A
(en )
1955-08-03
Improvements in or relating to broad band high frequency thermionic valve circuits
CARY
1918
EDWIN OAKES JORDAN, Professor of Bacteriology and Chairman of the Depart-ment of Hygiene and Bacteriology. Food Poisoning. 12mo, viii+ 112. Chicago: The University of Chi
GB190814249A
(en )
1909-07-05
Improvements in and relating to the Preparation of Coagulated Milk.