137:
97:
132:
70:
60:
50:
40:
25:
127:
122:
116:
101:
138:
Technology companies established in the 19th century
15:
85:This category has only the following subcategory.
98:Telecommunications companies established in 1846
133:Technology companies by year of establishment
8:
7:
87:
79:
14:
1:
128:Companies established in 1846
154:
123:1846 in technology
145:
103:
67:
57:
37:
32:
22:
153:
152:
148:
147:
146:
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142:
113:
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111:
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109:
108:
105:
104:
78:
77:
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75:
65:
55:
35:
30:
20:
12:
11:
5:
151:
149:
141:
140:
135:
130:
125:
115:
114:
107:
106:
96:
95:
92:
89:
88:
83:
80:
74:
73:
68:
63:
58:
53:
48:
43:
38:
33:
28:
23:
17:
16:
13:
10:
9:
6:
4:
3:
2:
150:
139:
136:
134:
131:
129:
126:
124:
121:
120:
118:
99:
94:
93:
90:
86:
82:Subcategories
81:
72:
69:
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52:
49:
47:
44:
42:
39:
34:
29:
27:
24:
19:
18:
84:
45:
117:Categories
102:(2 P)
71:1851
66:1850
61:1849
56:1848
51:1847
46:1846
41:1845
36:1844
31:1843
26:1842
21:1841
119::
100:
91:T
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